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Finding the Fourth Proportional to 60,818.13, 83,919 and 33,956.32

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Solution

The fourth proportional to 60,818.13, 83,919 and 33,956.32 is: 46,854.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,818.13 : 83,919 = 33,956.32 : x
  2. Step 2: Convert to fraction form
    60,818.13/83,919 = 33,956.32/x
  3. Step 3: Cross multiply
    60,818.13x = 83,919 × 33,956.32
  4. Step 4: Simplify right side
    60,818.13x = 2,849,580,418.08
  5. Step 5: Solve for x
    x = 2,849,580,418.08/60,818.13
  6. Step 6: Final answer
    x = 46,854.13

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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.