Home / 91,902,240.48-126,843,911.36-54,754,282.24

Finding the Fourth Proportional to 91,902,240.48, 126,843,911.36 and 54,754,282.24

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Solution

The fourth proportional to 91,902,240.48, 126,843,911.36 and 54,754,282.24 is: 75,572,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,902,240.48 : 126,843,911.36 = 54,754,282.24 : x
  2. Step 2: Convert to fraction form
    91,902,240.48/126,843,911.36 = 54,754,282.24/x
  3. Step 3: Cross multiply
    91,902,240.48x = 126,843,911.36 × 54,754,282.24
  4. Step 4: Simplify right side
    91,902,240.48x = 6,945,247,323,030,982
  5. Step 5: Solve for x
    x = 6,945,247,323,030,982/91,902,240.48
  6. Step 6: Final answer
    x = 75,572,121.93

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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.