Home / 150,434.28-207,479.72-127,848.03

Finding the Fourth Proportional to 150,434.28, 207,479.72 and 127,848.03

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Solution

The fourth proportional to 150,434.28, 207,479.72 and 127,848.03 is: 176,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,434.28 : 207,479.72 = 127,848.03 : x
  2. Step 2: Convert to fraction form
    150,434.28/207,479.72 = 127,848.03/x
  3. Step 3: Cross multiply
    150,434.28x = 207,479.72 × 127,848.03
  4. Step 4: Simplify right side
    150,434.28x = 26,525,872,827.71
  5. Step 5: Solve for x
    x = 26,525,872,827.71/150,434.28
  6. Step 6: Final answer
    x = 176,328.65

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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.