Home / 89,134.07-133,552.87-62,783.15

Finding the Fourth Proportional to 89,134.07, 133,552.87 and 62,783.15

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Solution

The fourth proportional to 89,134.07, 133,552.87 and 62,783.15 is: 94,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,134.07 : 133,552.87 = 62,783.15 : x
  2. Step 2: Convert to fraction form
    89,134.07/133,552.87 = 62,783.15/x
  3. Step 3: Cross multiply
    89,134.07x = 133,552.87 × 62,783.15
  4. Step 4: Simplify right side
    89,134.07x = 8,384,869,870.14
  5. Step 5: Solve for x
    x = 8,384,869,870.14/89,134.07
  6. Step 6: Final answer
    x = 94,070.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.