Home / 181,805.40-272,708.10-48,706.20

Finding the Fourth Proportional to 181,805.40, 272,708.10 and 48,706.20

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Solution

The fourth proportional to 181,805.40, 272,708.10 and 48,706.20 is: 73,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,805.40 : 272,708.10 = 48,706.20 : x
  2. Step 2: Convert to fraction form
    181,805.40/272,708.10 = 48,706.20/x
  3. Step 3: Cross multiply
    181,805.40x = 272,708.10 × 48,706.20
  4. Step 4: Simplify right side
    181,805.40x = 13,282,575,260.22
  5. Step 5: Solve for x
    x = 13,282,575,260.22/181,805.40
  6. Step 6: Final answer
    x = 73,059.30

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1.5x scale

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.