Home / 236,502.80-354,754.20-124,139.60

Finding the Fourth Proportional to 236,502.80, 354,754.20 and 124,139.60

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Solution

The fourth proportional to 236,502.80, 354,754.20 and 124,139.60 is: 186,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,502.80 : 354,754.20 = 124,139.60 : x
  2. Step 2: Convert to fraction form
    236,502.80/354,754.20 = 124,139.60/x
  3. Step 3: Cross multiply
    236,502.80x = 354,754.20 × 124,139.60
  4. Step 4: Simplify right side
    236,502.80x = 44,039,044,486.32
  5. Step 5: Solve for x
    x = 44,039,044,486.32/236,502.80
  6. Step 6: Final answer
    x = 186,209.40

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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.