Home / 113,856-157,119.32-62,867.46

Finding the Fourth Proportional to 113,856, 157,119.32 and 62,867.46

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Solution

The fourth proportional to 113,856, 157,119.32 and 62,867.46 is: 86,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,856 : 157,119.32 = 62,867.46 : x
  2. Step 2: Convert to fraction form
    113,856/157,119.32 = 62,867.46/x
  3. Step 3: Cross multiply
    113,856x = 157,119.32 × 62,867.46
  4. Step 4: Simplify right side
    113,856x = 9,877,692,565.33
  5. Step 5: Solve for x
    x = 9,877,692,565.33/113,856
  6. Step 6: Final answer
    x = 86,756.01

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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.