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Finding the Fourth Proportional to 61,535.99, 84,948.02 and 36,038.81

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Solution

The fourth proportional to 61,535.99, 84,948.02 and 36,038.81 is: 49,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,535.99 : 84,948.02 = 36,038.81 : x
  2. Step 2: Convert to fraction form
    61,535.99/84,948.02 = 36,038.81/x
  3. Step 3: Cross multiply
    61,535.99x = 84,948.02 × 36,038.81
  4. Step 4: Simplify right side
    61,535.99x = 3,061,425,552.66
  5. Step 5: Solve for x
    x = 3,061,425,552.66/61,535.99
  6. Step 6: Final answer
    x = 49,750.16

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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.