Home / 61,206.28-84,465.12-34,349.38

Finding the Fourth Proportional to 61,206.28, 84,465.12 and 34,349.38

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Solution

The fourth proportional to 61,206.28, 84,465.12 and 34,349.38 is: 47,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,206.28 : 84,465.12 = 34,349.38 : x
  2. Step 2: Convert to fraction form
    61,206.28/84,465.12 = 34,349.38/x
  3. Step 3: Cross multiply
    61,206.28x = 84,465.12 × 34,349.38
  4. Step 4: Simplify right side
    61,206.28x = 2,901,324,503.63
  5. Step 5: Solve for x
    x = 2,901,324,503.63/61,206.28
  6. Step 6: Final answer
    x = 47,402.40

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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.