Home / 127,750.77-191,649.24-52,830.23

Finding the Fourth Proportional to 127,750.77, 191,649.24 and 52,830.23

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Solution

The fourth proportional to 127,750.77, 191,649.24 and 52,830.23 is: 79,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,750.77 : 191,649.24 = 52,830.23 : x
  2. Step 2: Convert to fraction form
    127,750.77/191,649.24 = 52,830.23/x
  3. Step 3: Cross multiply
    127,750.77x = 191,649.24 × 52,830.23
  4. Step 4: Simplify right side
    127,750.77x = 10,124,872,470.28
  5. Step 5: Solve for x
    x = 10,124,872,470.28/127,750.77
  6. Step 6: Final answer
    x = 79,254.88

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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.