Home / 106,454.16-146,904.75-58,056.66

Finding the Fourth Proportional to 106,454.16, 146,904.75 and 58,056.66

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Solution

The fourth proportional to 106,454.16, 146,904.75 and 58,056.66 is: 80,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,454.16 : 146,904.75 = 58,056.66 : x
  2. Step 2: Convert to fraction form
    106,454.16/146,904.75 = 58,056.66/x
  3. Step 3: Cross multiply
    106,454.16x = 146,904.75 × 58,056.66
  4. Step 4: Simplify right side
    106,454.16x = 8,528,799,123.14
  5. Step 5: Solve for x
    x = 8,528,799,123.14/106,454.16
  6. Step 6: Final answer
    x = 80,117.11

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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.