Home / 91,795.12-126,657.96-60,010.72

Finding the Fourth Proportional to 91,795.12, 126,657.96 and 60,010.72

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Solution

The fourth proportional to 91,795.12, 126,657.96 and 60,010.72 is: 82,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,795.12 : 126,657.96 = 60,010.72 : x
  2. Step 2: Convert to fraction form
    91,795.12/126,657.96 = 60,010.72/x
  3. Step 3: Cross multiply
    91,795.12x = 126,657.96 × 60,010.72
  4. Step 4: Simplify right side
    91,795.12x = 7,600,835,373.33
  5. Step 5: Solve for x
    x = 7,600,835,373.33/91,795.12
  6. Step 6: Final answer
    x = 82,802.17

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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.