Home / 214,490.16-296,004.33-129,590.82

Finding the Fourth Proportional to 214,490.16, 296,004.33 and 129,590.82

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Solution

The fourth proportional to 214,490.16, 296,004.33 and 129,590.82 is: 178,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,490.16 : 296,004.33 = 129,590.82 : x
  2. Step 2: Convert to fraction form
    214,490.16/296,004.33 = 129,590.82/x
  3. Step 3: Cross multiply
    214,490.16x = 296,004.33 × 129,590.82
  4. Step 4: Simplify right side
    214,490.16x = 38,359,443,848.25
  5. Step 5: Solve for x
    x = 38,359,443,848.25/214,490.16
  6. Step 6: Final answer
    x = 178,840.11

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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.