Home / 102,616.27-141,609.06-57,294.95

Finding the Fourth Proportional to 102,616.27, 141,609.06 and 57,294.95

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Solution

The fourth proportional to 102,616.27, 141,609.06 and 57,294.95 is: 79,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,616.27 : 141,609.06 = 57,294.95 : x
  2. Step 2: Convert to fraction form
    102,616.27/141,609.06 = 57,294.95/x
  3. Step 3: Cross multiply
    102,616.27x = 141,609.06 × 57,294.95
  4. Step 4: Simplify right side
    102,616.27x = 8,113,484,012.25
  5. Step 5: Solve for x
    x = 8,113,484,012.25/102,616.27
  6. Step 6: Final answer
    x = 79,066.25

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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.