Home / 107,511.10-148,374.28-59,768.89

Finding the Fourth Proportional to 107,511.10, 148,374.28 and 59,768.89

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Solution

The fourth proportional to 107,511.10, 148,374.28 and 59,768.89 is: 82,486.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,511.10 : 148,374.28 = 59,768.89 : x
  2. Step 2: Convert to fraction form
    107,511.10/148,374.28 = 59,768.89/x
  3. Step 3: Cross multiply
    107,511.10x = 148,374.28 × 59,768.89
  4. Step 4: Simplify right side
    107,511.10x = 8,868,165,723.92
  5. Step 5: Solve for x
    x = 8,868,165,723.92/107,511.10
  6. Step 6: Final answer
    x = 82,486.05

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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.