Home / 103,724,975.91-143,148,626.45-59,072,836.12

Finding the Fourth Proportional to 103,724,975.91, 143,148,626.45 and 59,072,836.12

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Solution

The fourth proportional to 103,724,975.91, 143,148,626.45 and 59,072,836.12 is: 81,525,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,724,975.91 : 143,148,626.45 = 59,072,836.12 : x
  2. Step 2: Convert to fraction form
    103,724,975.91/143,148,626.45 = 59,072,836.12/x
  3. Step 3: Cross multiply
    103,724,975.91x = 143,148,626.45 × 59,072,836.12
  4. Step 4: Simplify right side
    103,724,975.91x = 8,456,195,351,083,946
  5. Step 5: Solve for x
    x = 8,456,195,351,083,946/103,724,975.91
  6. Step 6: Final answer
    x = 81,525,160.91

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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.