Home / 224,631.91-310,004.67-122,666.86

Finding the Fourth Proportional to 224,631.91, 310,004.67 and 122,666.86

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Solution

The fourth proportional to 224,631.91, 310,004.67 and 122,666.86 is: 169,287.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,631.91 : 310,004.67 = 122,666.86 : x
  2. Step 2: Convert to fraction form
    224,631.91/310,004.67 = 122,666.86/x
  3. Step 3: Cross multiply
    224,631.91x = 310,004.67 × 122,666.86
  4. Step 4: Simplify right side
    224,631.91x = 38,027,299,454.24
  5. Step 5: Solve for x
    x = 38,027,299,454.24/224,631.91
  6. Step 6: Final answer
    x = 169,287.17

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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.