Home / 102,543.48-141,488.84-58,927.58

Finding the Fourth Proportional to 102,543.48, 141,488.84 and 58,927.58

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Solution

The fourth proportional to 102,543.48, 141,488.84 and 58,927.58 is: 81,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,543.48 : 141,488.84 = 58,927.58 : x
  2. Step 2: Convert to fraction form
    102,543.48/141,488.84 = 58,927.58/x
  3. Step 3: Cross multiply
    102,543.48x = 141,488.84 × 58,927.58
  4. Step 4: Simplify right side
    102,543.48x = 8,337,594,908.67
  5. Step 5: Solve for x
    x = 8,337,594,908.67/102,543.48
  6. Step 6: Final answer
    x = 81,307.90

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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.