Home / 341,743.10-512,614.65-89,023.10

Finding the Fourth Proportional to 341,743.10, 512,614.65 and 89,023.10

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Solution

The fourth proportional to 341,743.10, 512,614.65 and 89,023.10 is: 133,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,743.10 : 512,614.65 = 89,023.10 : x
  2. Step 2: Convert to fraction form
    341,743.10/512,614.65 = 89,023.10/x
  3. Step 3: Cross multiply
    341,743.10x = 512,614.65 × 89,023.10
  4. Step 4: Simplify right side
    341,743.10x = 45,634,545,248.42
  5. Step 5: Solve for x
    x = 45,634,545,248.42/341,743.10
  6. Step 6: Final answer
    x = 133,534.65

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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.