Home / 106,193.13-146,545.40-58,445.45

Finding the Fourth Proportional to 106,193.13, 146,545.40 and 58,445.45

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Solution

The fourth proportional to 106,193.13, 146,545.40 and 58,445.45 is: 80,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,193.13 : 146,545.40 = 58,445.45 : x
  2. Step 2: Convert to fraction form
    106,193.13/146,545.40 = 58,445.45/x
  3. Step 3: Cross multiply
    106,193.13x = 146,545.40 × 58,445.45
  4. Step 4: Simplify right side
    106,193.13x = 8,564,911,811.36
  5. Step 5: Solve for x
    x = 8,564,911,811.36/106,193.13
  6. Step 6: Final answer
    x = 80,654.11

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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.