Home / 114,724.64-158,319.06-64,422.56

Finding the Fourth Proportional to 114,724.64, 158,319.06 and 64,422.56

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Solution

The fourth proportional to 114,724.64, 158,319.06 and 64,422.56 is: 88,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,724.64 : 158,319.06 = 64,422.56 : x
  2. Step 2: Convert to fraction form
    114,724.64/158,319.06 = 64,422.56/x
  3. Step 3: Cross multiply
    114,724.64x = 158,319.06 × 64,422.56
  4. Step 4: Simplify right side
    114,724.64x = 10,199,319,296.21
  5. Step 5: Solve for x
    x = 10,199,319,296.21/114,724.64
  6. Step 6: Final answer
    x = 88,902.60

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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.