Home / 176,359.36-243,445.70-122,675.52

Finding the Fourth Proportional to 176,359.36, 243,445.70 and 122,675.52

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Solution

The fourth proportional to 176,359.36, 243,445.70 and 122,675.52 is: 169,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,359.36 : 243,445.70 = 122,675.52 : x
  2. Step 2: Convert to fraction form
    176,359.36/243,445.70 = 122,675.52/x
  3. Step 3: Cross multiply
    176,359.36x = 243,445.70 × 122,675.52
  4. Step 4: Simplify right side
    176,359.36x = 29,864,827,839.26
  5. Step 5: Solve for x
    x = 29,864,827,839.26/176,359.36
  6. Step 6: Final answer
    x = 169,340.76

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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.