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Finding the Fourth Proportional to 58,124.66, 87,220.47 and 32,844.20

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Solution

The fourth proportional to 58,124.66, 87,220.47 and 32,844.20 is: 49,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,124.66 : 87,220.47 = 32,844.20 : x
  2. Step 2: Convert to fraction form
    58,124.66/87,220.47 = 32,844.20/x
  3. Step 3: Cross multiply
    58,124.66x = 87,220.47 × 32,844.20
  4. Step 4: Simplify right side
    58,124.66x = 2,864,686,560.77
  5. Step 5: Solve for x
    x = 2,864,686,560.77/58,124.66
  6. Step 6: Final answer
    x = 49,285.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.