Home / 113,814.66-157,064.27-62,827.43

Finding the Fourth Proportional to 113,814.66, 157,064.27 and 62,827.43

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Solution

The fourth proportional to 113,814.66, 157,064.27 and 62,827.43 is: 86,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,814.66 : 157,064.27 = 62,827.43 : x
  2. Step 2: Convert to fraction form
    113,814.66/157,064.27 = 62,827.43/x
  3. Step 3: Cross multiply
    113,814.66x = 157,064.27 × 62,827.43
  4. Step 4: Simplify right side
    113,814.66x = 9,867,943,329.47
  5. Step 5: Solve for x
    x = 9,867,943,329.47/113,814.66
  6. Step 6: Final answer
    x = 86,701.87

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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.