Home / 161,829.36-242,642.56-49,472.20

Finding the Fourth Proportional to 161,829.36, 242,642.56 and 49,472.20

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Solution

The fourth proportional to 161,829.36, 242,642.56 and 49,472.20 is: 74,177.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,829.36 : 242,642.56 = 49,472.20 : x
  2. Step 2: Convert to fraction form
    161,829.36/242,642.56 = 49,472.20/x
  3. Step 3: Cross multiply
    161,829.36x = 242,642.56 × 49,472.20
  4. Step 4: Simplify right side
    161,829.36x = 12,004,061,256.83
  5. Step 5: Solve for x
    x = 12,004,061,256.83/161,829.36
  6. Step 6: Final answer
    x = 74,177.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.