Home / 89,547,009.60-134,096,565.60-71,631,105.60

Finding the Fourth Proportional to 89,547,009.60, 134,096,565.60 and 71,631,105.60

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Solution

The fourth proportional to 89,547,009.60, 134,096,565.60 and 71,631,105.60 is: 107,267,515.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,547,009.60 : 134,096,565.60 = 71,631,105.60 : x
  2. Step 2: Convert to fraction form
    89,547,009.60/134,096,565.60 = 71,631,105.60/x
  3. Step 3: Cross multiply
    89,547,009.60x = 134,096,565.60 × 71,631,105.60
  4. Step 4: Simplify right side
    89,547,009.60x = 9,605,485,251,090,926
  5. Step 5: Solve for x
    x = 9,605,485,251,090,926/89,547,009.60
  6. Step 6: Final answer
    x = 107,267,515.62

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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.