Home / 92,752.31-127,998.20-52,465.21

Finding the Fourth Proportional to 92,752.31, 127,998.20 and 52,465.21

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Solution

The fourth proportional to 92,752.31, 127,998.20 and 52,465.21 is: 72,401.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,752.31 : 127,998.20 = 52,465.21 : x
  2. Step 2: Convert to fraction form
    92,752.31/127,998.20 = 52,465.21/x
  3. Step 3: Cross multiply
    92,752.31x = 127,998.20 × 52,465.21
  4. Step 4: Simplify right side
    92,752.31x = 6,715,452,253.79
  5. Step 5: Solve for x
    x = 6,715,452,253.79/92,752.31
  6. Step 6: Final answer
    x = 72,401.99

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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.