Home / 83,082.48-124,673.64-29,770.32

Finding the Fourth Proportional to 83,082.48, 124,673.64 and 29,770.32

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Solution

The fourth proportional to 83,082.48, 124,673.64 and 29,770.32 is: 44,673.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,082.48 : 124,673.64 = 29,770.32 : x
  2. Step 2: Convert to fraction form
    83,082.48/124,673.64 = 29,770.32/x
  3. Step 3: Cross multiply
    83,082.48x = 124,673.64 × 29,770.32
  4. Step 4: Simplify right side
    83,082.48x = 3,711,574,158.36
  5. Step 5: Solve for x
    x = 3,711,574,158.36/83,082.48
  6. Step 6: Final answer
    x = 44,673.37

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1.5x scale

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.