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Finding the Fourth Proportional to 58,579.73, 80,841.39 and 34,387.58

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Solution

The fourth proportional to 58,579.73, 80,841.39 and 34,387.58 is: 47,455.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,579.73 : 80,841.39 = 34,387.58 : x
  2. Step 2: Convert to fraction form
    58,579.73/80,841.39 = 34,387.58/x
  3. Step 3: Cross multiply
    58,579.73x = 80,841.39 × 34,387.58
  4. Step 4: Simplify right side
    58,579.73x = 2,779,940,068.26
  5. Step 5: Solve for x
    x = 2,779,940,068.26/58,579.73
  6. Step 6: Final answer
    x = 47,455.66

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1.5x scale

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.