Home / 230,002.34-317,403.18-128,025.59

Finding the Fourth Proportional to 230,002.34, 317,403.18 and 128,025.59

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Solution

The fourth proportional to 230,002.34, 317,403.18 and 128,025.59 is: 176,675.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,002.34 : 317,403.18 = 128,025.59 : x
  2. Step 2: Convert to fraction form
    230,002.34/317,403.18 = 128,025.59/x
  3. Step 3: Cross multiply
    230,002.34x = 317,403.18 × 128,025.59
  4. Step 4: Simplify right side
    230,002.34x = 40,635,729,053.13
  5. Step 5: Solve for x
    x = 40,635,729,053.13/230,002.34
  6. Step 6: Final answer
    x = 176,675.29

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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.