Home / 152,342.28-210,251.16-91,947.60

Finding the Fourth Proportional to 152,342.28, 210,251.16 and 91,947.60

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Solution

The fourth proportional to 152,342.28, 210,251.16 and 91,947.60 is: 126,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,342.28 : 210,251.16 = 91,947.60 : x
  2. Step 2: Convert to fraction form
    152,342.28/210,251.16 = 91,947.60/x
  3. Step 3: Cross multiply
    152,342.28x = 210,251.16 × 91,947.60
  4. Step 4: Simplify right side
    152,342.28x = 19,332,089,559.22
  5. Step 5: Solve for x
    x = 19,332,089,559.22/152,342.28
  6. Step 6: Final answer
    x = 126,899.04

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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.