Home / 181,728.59-272,648.69-93,044.36

Finding the Fourth Proportional to 181,728.59, 272,648.69 and 93,044.36

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Solution

The fourth proportional to 181,728.59, 272,648.69 and 93,044.36 is: 139,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,728.59 : 272,648.69 = 93,044.36 : x
  2. Step 2: Convert to fraction form
    181,728.59/272,648.69 = 93,044.36/x
  3. Step 3: Cross multiply
    181,728.59x = 272,648.69 × 93,044.36
  4. Step 4: Simplify right side
    181,728.59x = 25,368,421,037.42
  5. Step 5: Solve for x
    x = 25,368,421,037.42/181,728.59
  6. Step 6: Final answer
    x = 139,595.11

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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.