Home / 146,281.19-219,402.35-57,510.86

Finding the Fourth Proportional to 146,281.19, 219,402.35 and 57,510.86

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Solution

The fourth proportional to 146,281.19, 219,402.35 and 57,510.86 is: 86,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,281.19 : 219,402.35 = 57,510.86 : x
  2. Step 2: Convert to fraction form
    146,281.19/219,402.35 = 57,510.86/x
  3. Step 3: Cross multiply
    146,281.19x = 219,402.35 × 57,510.86
  4. Step 4: Simplify right side
    146,281.19x = 12,618,017,546.97
  5. Step 5: Solve for x
    x = 12,618,017,546.97/146,281.19
  6. Step 6: Final answer
    x = 86,258.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.