Home / 157,274.74-234,771.82-145,567.45

Finding the Fourth Proportional to 157,274.74, 234,771.82 and 145,567.45

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Solution

The fourth proportional to 157,274.74, 234,771.82 and 145,567.45 is: 217,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,274.74 : 234,771.82 = 145,567.45 : x
  2. Step 2: Convert to fraction form
    157,274.74/234,771.82 = 145,567.45/x
  3. Step 3: Cross multiply
    157,274.74x = 234,771.82 × 145,567.45
  4. Step 4: Simplify right side
    157,274.74x = 34,175,135,169.26
  5. Step 5: Solve for x
    x = 34,175,135,169.26/157,274.74
  6. Step 6: Final answer
    x = 217,295.77

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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.