Home / 181,239.40-271,859.10-48,140.20

Finding the Fourth Proportional to 181,239.40, 271,859.10 and 48,140.20

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Solution

The fourth proportional to 181,239.40, 271,859.10 and 48,140.20 is: 72,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,239.40 : 271,859.10 = 48,140.20 : x
  2. Step 2: Convert to fraction form
    181,239.40/271,859.10 = 48,140.20/x
  3. Step 3: Cross multiply
    181,239.40x = 271,859.10 × 48,140.20
  4. Step 4: Simplify right side
    181,239.40x = 13,087,351,445.82
  5. Step 5: Solve for x
    x = 13,087,351,445.82/181,239.40
  6. Step 6: Final answer
    x = 72,210.30

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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.