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Finding the Fourth Proportional to 61,341.96, 84,646.08 and 35,854.30

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Solution

The fourth proportional to 61,341.96, 84,646.08 and 35,854.30 is: 49,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,341.96 : 84,646.08 = 35,854.30 : x
  2. Step 2: Convert to fraction form
    61,341.96/84,646.08 = 35,854.30/x
  3. Step 3: Cross multiply
    61,341.96x = 84,646.08 × 35,854.30
  4. Step 4: Simplify right side
    61,341.96x = 3,034,925,946.14
  5. Step 5: Solve for x
    x = 3,034,925,946.14/61,341.96
  6. Step 6: Final answer
    x = 49,475.53

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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.