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Finding the Fourth Proportional to 181,061.80, 254,011.40 and 181,061.80

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Solution

The fourth proportional to 181,061.80, 254,011.40 and 181,061.80 is: 254,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,061.80 : 254,011.40 = 181,061.80 : x
  2. Step 2: Convert to fraction form
    181,061.80/254,011.40 = 181,061.80/x
  3. Step 3: Cross multiply
    181,061.80x = 254,011.40 × 181,061.80
  4. Step 4: Simplify right side
    181,061.80x = 45,991,761,304.52
  5. Step 5: Solve for x
    x = 45,991,761,304.52/181,061.80
  6. Step 6: Final answer
    x = 254,011.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.