Home / 87,779,316.71-131,573,938.05-57,095,823.35

Finding the Fourth Proportional to 87,779,316.71, 131,573,938.05 and 57,095,823.35

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Solution

The fourth proportional to 87,779,316.71, 131,573,938.05 and 57,095,823.35 is: 85,581,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,779,316.71 : 131,573,938.05 = 57,095,823.35 : x
  2. Step 2: Convert to fraction form
    87,779,316.71/131,573,938.05 = 57,095,823.35/x
  3. Step 3: Cross multiply
    87,779,316.71x = 131,573,938.05 × 57,095,823.35
  4. Step 4: Simplify right side
    87,779,316.71x = 7,512,322,323,708,773
  5. Step 5: Solve for x
    x = 7,512,322,323,708,773/87,779,316.71
  6. Step 6: Final answer
    x = 85,581,918.45

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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.