Home / 121,153.89-181,768.04-62,031.07

Finding the Fourth Proportional to 121,153.89, 181,768.04 and 62,031.07

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Solution

The fourth proportional to 121,153.89, 181,768.04 and 62,031.07 is: 93,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,153.89 : 181,768.04 = 62,031.07 : x
  2. Step 2: Convert to fraction form
    121,153.89/181,768.04 = 62,031.07/x
  3. Step 3: Cross multiply
    121,153.89x = 181,768.04 × 62,031.07
  4. Step 4: Simplify right side
    121,153.89x = 11,275,266,013.00
  5. Step 5: Solve for x
    x = 11,275,266,013.00/121,153.89
  6. Step 6: Final answer
    x = 93,065.65

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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.