Home / 236,455.20-326,302.02-129,026.52

Finding the Fourth Proportional to 236,455.20, 326,302.02 and 129,026.52

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Solution

The fourth proportional to 236,455.20, 326,302.02 and 129,026.52 is: 178,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,455.20 : 326,302.02 = 129,026.52 : x
  2. Step 2: Convert to fraction form
    236,455.20/326,302.02 = 129,026.52/x
  3. Step 3: Cross multiply
    236,455.20x = 326,302.02 × 129,026.52
  4. Step 4: Simplify right side
    236,455.20x = 42,101,614,109.57
  5. Step 5: Solve for x
    x = 42,101,614,109.57/236,455.20
  6. Step 6: Final answer
    x = 178,053.24

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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.