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Finding the Fourth Proportional to 61,955.59, 85,502.93 and 35,098.31

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Solution

The fourth proportional to 61,955.59, 85,502.93 and 35,098.31 is: 48,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,955.59 : 85,502.93 = 35,098.31 : x
  2. Step 2: Convert to fraction form
    61,955.59/85,502.93 = 35,098.31/x
  3. Step 3: Cross multiply
    61,955.59x = 85,502.93 × 35,098.31
  4. Step 4: Simplify right side
    61,955.59x = 3,001,008,343.05
  5. Step 5: Solve for x
    x = 3,001,008,343.05/61,955.59
  6. Step 6: Final answer
    x = 48,438.06

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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.