Home / 147,183.27-220,811.69-58,407.40

Finding the Fourth Proportional to 147,183.27, 220,811.69 and 58,407.40

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Solution

The fourth proportional to 147,183.27, 220,811.69 and 58,407.40 is: 87,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,183.27 : 220,811.69 = 58,407.40 : x
  2. Step 2: Convert to fraction form
    147,183.27/220,811.69 = 58,407.40/x
  3. Step 3: Cross multiply
    147,183.27x = 220,811.69 × 58,407.40
  4. Step 4: Simplify right side
    147,183.27x = 12,897,036,702.51
  5. Step 5: Solve for x
    x = 12,897,036,702.51/147,183.27
  6. Step 6: Final answer
    x = 87,625.70

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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.