Home / 114,679.38-158,256.45-64,378.02

Finding the Fourth Proportional to 114,679.38, 158,256.45 and 64,378.02

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Solution

The fourth proportional to 114,679.38, 158,256.45 and 64,378.02 is: 88,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,679.38 : 158,256.45 = 64,378.02 : x
  2. Step 2: Convert to fraction form
    114,679.38/158,256.45 = 64,378.02/x
  3. Step 3: Cross multiply
    114,679.38x = 158,256.45 × 64,378.02
  4. Step 4: Simplify right side
    114,679.38x = 10,188,236,903.23
  5. Step 5: Solve for x
    x = 10,188,236,903.23/114,679.38
  6. Step 6: Final answer
    x = 88,841.05

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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.