Home / 92,899.68-139,397.18-45,513.88

Finding the Fourth Proportional to 92,899.68, 139,397.18 and 45,513.88

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Solution

The fourth proportional to 92,899.68, 139,397.18 and 45,513.88 is: 68,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,899.68 : 139,397.18 = 45,513.88 : x
  2. Step 2: Convert to fraction form
    92,899.68/139,397.18 = 45,513.88/x
  3. Step 3: Cross multiply
    92,899.68x = 139,397.18 × 45,513.88
  4. Step 4: Simplify right side
    92,899.68x = 6,344,506,522.86
  5. Step 5: Solve for x
    x = 6,344,506,522.86/92,899.68
  6. Step 6: Final answer
    x = 68,294.17

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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.