Home / 87,368,715.60-131,242,030.20-61,859,547.60

Finding the Fourth Proportional to 87,368,715.60, 131,242,030.20 and 61,859,547.60

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Solution

The fourth proportional to 87,368,715.60, 131,242,030.20 and 61,859,547.60 is: 92,923,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,368,715.60 : 131,242,030.20 = 61,859,547.60 : x
  2. Step 2: Convert to fraction form
    87,368,715.60/131,242,030.20 = 61,859,547.60/x
  3. Step 3: Cross multiply
    87,368,715.60x = 131,242,030.20 × 61,859,547.60
  4. Step 4: Simplify right side
    87,368,715.60x = 8,118,572,614,277,538
  5. Step 5: Solve for x
    x = 8,118,572,614,277,538/87,368,715.60
  6. Step 6: Final answer
    x = 92,923,108.21

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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.