Home / 75,332.64-103,962.29-45,112.17

Finding the Fourth Proportional to 75,332.64, 103,962.29 and 45,112.17

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Solution

The fourth proportional to 75,332.64, 103,962.29 and 45,112.17 is: 62,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,332.64 : 103,962.29 = 45,112.17 : x
  2. Step 2: Convert to fraction form
    75,332.64/103,962.29 = 45,112.17/x
  3. Step 3: Cross multiply
    75,332.64x = 103,962.29 × 45,112.17
  4. Step 4: Simplify right side
    75,332.64x = 4,689,964,730.55
  5. Step 5: Solve for x
    x = 4,689,964,730.55/75,332.64
  6. Step 6: Final answer
    x = 62,256.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.