Home / 107,385.35-148,187.70-59,641.76

Finding the Fourth Proportional to 107,385.35, 148,187.70 and 59,641.76

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Solution

The fourth proportional to 107,385.35, 148,187.70 and 59,641.76 is: 82,303.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,385.35 : 148,187.70 = 59,641.76 : x
  2. Step 2: Convert to fraction form
    107,385.35/148,187.70 = 59,641.76/x
  3. Step 3: Cross multiply
    107,385.35x = 148,187.70 × 59,641.76
  4. Step 4: Simplify right side
    107,385.35x = 8,838,175,238.35
  5. Step 5: Solve for x
    x = 8,838,175,238.35/107,385.35
  6. Step 6: Final answer
    x = 82,303.36

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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.