Home / 103,724,968.91-143,148,616.78-59,072,829.14

Finding the Fourth Proportional to 103,724,968.91, 143,148,616.78 and 59,072,829.14

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Solution

The fourth proportional to 103,724,968.91, 143,148,616.78 and 59,072,829.14 is: 81,525,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,724,968.91 : 143,148,616.78 = 59,072,829.14 : x
  2. Step 2: Convert to fraction form
    103,724,968.91/143,148,616.78 = 59,072,829.14/x
  3. Step 3: Cross multiply
    103,724,968.91x = 143,148,616.78 × 59,072,829.14
  4. Step 4: Simplify right side
    103,724,968.91x = 8,456,193,780,354,307
  5. Step 5: Solve for x
    x = 8,456,193,780,354,307/103,724,968.91
  6. Step 6: Final answer
    x = 81,525,151.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.