Home / 236,467.10-326,331.52-129,044.06

Finding the Fourth Proportional to 236,467.10, 326,331.52 and 129,044.06

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Solution

The fourth proportional to 236,467.10, 326,331.52 and 129,044.06 is: 178,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,467.10 : 326,331.52 = 129,044.06 : x
  2. Step 2: Convert to fraction form
    236,467.10/326,331.52 = 129,044.06/x
  3. Step 3: Cross multiply
    236,467.10x = 326,331.52 × 129,044.06
  4. Step 4: Simplify right side
    236,467.10x = 42,111,144,246.77
  5. Step 5: Solve for x
    x = 42,111,144,246.77/236,467.10
  6. Step 6: Final answer
    x = 178,084.58

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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.