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Finding the Fourth Proportional to 58,985.52, 81,410.52 and 35,126

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Solution

The fourth proportional to 58,985.52, 81,410.52 and 35,126 is: 48,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,985.52 : 81,410.52 = 35,126 : x
  2. Step 2: Convert to fraction form
    58,985.52/81,410.52 = 35,126/x
  3. Step 3: Cross multiply
    58,985.52x = 81,410.52 × 35,126
  4. Step 4: Simplify right side
    58,985.52x = 2,859,625,925.52
  5. Step 5: Solve for x
    x = 2,859,625,925.52/58,985.52
  6. Step 6: Final answer
    x = 48,480.13

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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.