Home / 113,799.13-157,047.72-63,498.13

Finding the Fourth Proportional to 113,799.13, 157,047.72 and 63,498.13

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Solution

The fourth proportional to 113,799.13, 157,047.72 and 63,498.13 is: 87,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,799.13 : 157,047.72 = 63,498.13 : x
  2. Step 2: Convert to fraction form
    113,799.13/157,047.72 = 63,498.13/x
  3. Step 3: Cross multiply
    113,799.13x = 157,047.72 × 63,498.13
  4. Step 4: Simplify right side
    113,799.13x = 9,972,236,540.76
  5. Step 5: Solve for x
    x = 9,972,236,540.76/113,799.13
  6. Step 6: Final answer
    x = 87,630.17

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1.5x scale

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.