Home / 197,452.28-272,200.74-140,765.24

Finding the Fourth Proportional to 197,452.28, 272,200.74 and 140,765.24

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Solution

The fourth proportional to 197,452.28, 272,200.74 and 140,765.24 is: 194,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,452.28 : 272,200.74 = 140,765.24 : x
  2. Step 2: Convert to fraction form
    197,452.28/272,200.74 = 140,765.24/x
  3. Step 3: Cross multiply
    197,452.28x = 272,200.74 × 140,765.24
  4. Step 4: Simplify right side
    197,452.28x = 38,316,402,646.91
  5. Step 5: Solve for x
    x = 38,316,402,646.91/197,452.28
  6. Step 6: Final answer
    x = 194,053.99

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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.