Home / 157,839.16-236,793.74-45,510.63

Finding the Fourth Proportional to 157,839.16, 236,793.74 and 45,510.63

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Solution

The fourth proportional to 157,839.16, 236,793.74 and 45,510.63 is: 68,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,839.16 : 236,793.74 = 45,510.63 : x
  2. Step 2: Convert to fraction form
    157,839.16/236,793.74 = 45,510.63/x
  3. Step 3: Cross multiply
    157,839.16x = 236,793.74 × 45,510.63
  4. Step 4: Simplify right side
    157,839.16x = 10,776,632,287.46
  5. Step 5: Solve for x
    x = 10,776,632,287.46/157,839.16
  6. Step 6: Final answer
    x = 68,276.04

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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.