Home / 157,273.74-234,770.33-145,566.45

Finding the Fourth Proportional to 157,273.74, 234,770.33 and 145,566.45

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Solution

The fourth proportional to 157,273.74, 234,770.33 and 145,566.45 is: 217,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,273.74 : 234,770.33 = 145,566.45 : x
  2. Step 2: Convert to fraction form
    157,273.74/234,770.33 = 145,566.45/x
  3. Step 3: Cross multiply
    157,273.74x = 234,770.33 × 145,566.45
  4. Step 4: Simplify right side
    157,273.74x = 34,174,683,503.43
  5. Step 5: Solve for x
    x = 34,174,683,503.43/157,273.74
  6. Step 6: Final answer
    x = 217,294.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.