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Finding the Fourth Proportional to 45,750.72, 63,130.68 and 25,608.72

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Solution

The fourth proportional to 45,750.72, 63,130.68 and 25,608.72 is: 35,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,750.72 : 63,130.68 = 25,608.72 : x
  2. Step 2: Convert to fraction form
    45,750.72/63,130.68 = 25,608.72/x
  3. Step 3: Cross multiply
    45,750.72x = 63,130.68 × 25,608.72
  4. Step 4: Simplify right side
    45,750.72x = 1,616,695,907.53
  5. Step 5: Solve for x
    x = 1,616,695,907.53/45,750.72
  6. Step 6: Final answer
    x = 35,337.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.