Home / 220,760.04-304,655.36-156,344.52

Finding the Fourth Proportional to 220,760.04, 304,655.36 and 156,344.52

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Solution

The fourth proportional to 220,760.04, 304,655.36 and 156,344.52 is: 215,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,760.04 : 304,655.36 = 156,344.52 : x
  2. Step 2: Convert to fraction form
    220,760.04/304,655.36 = 156,344.52/x
  3. Step 3: Cross multiply
    220,760.04x = 304,655.36 × 156,344.52
  4. Step 4: Simplify right side
    220,760.04x = 47,631,196,024.63
  5. Step 5: Solve for x
    x = 47,631,196,024.63/220,760.04
  6. Step 6: Final answer
    x = 215,760.04

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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.