Home / 157,928.28-237,056.49-91,498.20

Finding the Fourth Proportional to 157,928.28, 237,056.49 and 91,498.20

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Solution

The fourth proportional to 157,928.28, 237,056.49 and 91,498.20 is: 137,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,928.28 : 237,056.49 = 91,498.20 : x
  2. Step 2: Convert to fraction form
    157,928.28/237,056.49 = 91,498.20/x
  3. Step 3: Cross multiply
    157,928.28x = 237,056.49 × 91,498.20
  4. Step 4: Simplify right side
    157,928.28x = 21,690,242,133.32
  5. Step 5: Solve for x
    x = 21,690,242,133.32/157,928.28
  6. Step 6: Final answer
    x = 137,342.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.