Home / 91,484.17-126,262.47-57,497.29

Finding the Fourth Proportional to 91,484.17, 126,262.47 and 57,497.29

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Solution

The fourth proportional to 91,484.17, 126,262.47 and 57,497.29 is: 79,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,484.17 : 126,262.47 = 57,497.29 : x
  2. Step 2: Convert to fraction form
    91,484.17/126,262.47 = 57,497.29/x
  3. Step 3: Cross multiply
    91,484.17x = 126,262.47 × 57,497.29
  4. Step 4: Simplify right side
    91,484.17x = 7,259,749,853.71
  5. Step 5: Solve for x
    x = 7,259,749,853.71/91,484.17
  6. Step 6: Final answer
    x = 79,355.26

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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.