Home / 155,989.40-233,984.10-149,865.80

Finding the Fourth Proportional to 155,989.40, 233,984.10 and 149,865.80

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Solution

The fourth proportional to 155,989.40, 233,984.10 and 149,865.80 is: 224,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,989.40 : 233,984.10 = 149,865.80 : x
  2. Step 2: Convert to fraction form
    155,989.40/233,984.10 = 149,865.80/x
  3. Step 3: Cross multiply
    155,989.40x = 233,984.10 × 149,865.80
  4. Step 4: Simplify right side
    155,989.40x = 35,066,214,333.78
  5. Step 5: Solve for x
    x = 35,066,214,333.78/155,989.40
  6. Step 6: Final answer
    x = 224,798.70

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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.