Home / 77,655.43-116,397.91-44,302.76

Finding the Fourth Proportional to 77,655.43, 116,397.91 and 44,302.76

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Solution

The fourth proportional to 77,655.43, 116,397.91 and 44,302.76 is: 66,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,655.43 : 116,397.91 = 44,302.76 : x
  2. Step 2: Convert to fraction form
    77,655.43/116,397.91 = 44,302.76/x
  3. Step 3: Cross multiply
    77,655.43x = 116,397.91 × 44,302.76
  4. Step 4: Simplify right side
    77,655.43x = 5,156,748,671.23
  5. Step 5: Solve for x
    x = 5,156,748,671.23/77,655.43
  6. Step 6: Final answer
    x = 66,405.51

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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.