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Finding the Fourth Proportional to 58,929, 81,322.18 and 32,433

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Solution

The fourth proportional to 58,929, 81,322.18 and 32,433 is: 44,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,929 : 81,322.18 = 32,433 : x
  2. Step 2: Convert to fraction form
    58,929/81,322.18 = 32,433/x
  3. Step 3: Cross multiply
    58,929x = 81,322.18 × 32,433
  4. Step 4: Simplify right side
    58,929x = 2,637,522,263.94
  5. Step 5: Solve for x
    x = 2,637,522,263.94/58,929
  6. Step 6: Final answer
    x = 44,757.63

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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.