Home / 236,507.04-326,377.08-129,076.20

Finding the Fourth Proportional to 236,507.04, 326,377.08 and 129,076.20

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Solution

The fourth proportional to 236,507.04, 326,377.08 and 129,076.20 is: 178,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,507.04 : 326,377.08 = 129,076.20 : x
  2. Step 2: Convert to fraction form
    236,507.04/326,377.08 = 129,076.20/x
  3. Step 3: Cross multiply
    236,507.04x = 326,377.08 × 129,076.20
  4. Step 4: Simplify right side
    236,507.04x = 42,127,513,253.50
  5. Step 5: Solve for x
    x = 42,127,513,253.50/236,507.04
  6. Step 6: Final answer
    x = 178,123.72

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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.