Home / 158,477.28-237,464.16-128,750.40

Finding the Fourth Proportional to 158,477.28, 237,464.16 and 128,750.40

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Solution

The fourth proportional to 158,477.28, 237,464.16 and 128,750.40 is: 192,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,477.28 : 237,464.16 = 128,750.40 : x
  2. Step 2: Convert to fraction form
    158,477.28/237,464.16 = 128,750.40/x
  3. Step 3: Cross multiply
    158,477.28x = 237,464.16 × 128,750.40
  4. Step 4: Simplify right side
    158,477.28x = 30,573,605,585.66
  5. Step 5: Solve for x
    x = 30,573,605,585.66/158,477.28
  6. Step 6: Final answer
    x = 192,921.06

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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.