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Finding the Fourth Proportional to 58,941, 81,338.58 and 32,445

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Solution

The fourth proportional to 58,941, 81,338.58 and 32,445 is: 44,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,941 : 81,338.58 = 32,445 : x
  2. Step 2: Convert to fraction form
    58,941/81,338.58 = 32,445/x
  3. Step 3: Cross multiply
    58,941x = 81,338.58 × 32,445
  4. Step 4: Simplify right side
    58,941x = 2,639,030,228.10
  5. Step 5: Solve for x
    x = 2,639,030,228.10/58,941
  6. Step 6: Final answer
    x = 44,774.10

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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.