Home / 153,613.18-230,432.73-48,438.46

Finding the Fourth Proportional to 153,613.18, 230,432.73 and 48,438.46

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Solution

The fourth proportional to 153,613.18, 230,432.73 and 48,438.46 is: 72,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,613.18 : 230,432.73 = 48,438.46 : x
  2. Step 2: Convert to fraction form
    153,613.18/230,432.73 = 48,438.46/x
  3. Step 3: Cross multiply
    153,613.18x = 230,432.73 × 48,438.46
  4. Step 4: Simplify right side
    153,613.18x = 11,161,806,574.80
  5. Step 5: Solve for x
    x = 11,161,806,574.80/153,613.18
  6. Step 6: Final answer
    x = 72,661.78

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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.