Home / 158,254.19-218,371.44-126,070.76

Finding the Fourth Proportional to 158,254.19, 218,371.44 and 126,070.76

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Solution

The fourth proportional to 158,254.19, 218,371.44 and 126,070.76 is: 173,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,254.19 : 218,371.44 = 126,070.76 : x
  2. Step 2: Convert to fraction form
    158,254.19/218,371.44 = 126,070.76/x
  3. Step 3: Cross multiply
    158,254.19x = 218,371.44 × 126,070.76
  4. Step 4: Simplify right side
    158,254.19x = 27,530,254,421.79
  5. Step 5: Solve for x
    x = 27,530,254,421.79/158,254.19
  6. Step 6: Final answer
    x = 173,962.25

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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.