Home / 121,684.26-182,536.02-42,816.18

Finding the Fourth Proportional to 121,684.26, 182,536.02 and 42,816.18

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Solution

The fourth proportional to 121,684.26, 182,536.02 and 42,816.18 is: 64,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,684.26 : 182,536.02 = 42,816.18 : x
  2. Step 2: Convert to fraction form
    121,684.26/182,536.02 = 42,816.18/x
  3. Step 3: Cross multiply
    121,684.26x = 182,536.02 × 42,816.18
  4. Step 4: Simplify right side
    121,684.26x = 7,815,495,088.80
  5. Step 5: Solve for x
    x = 7,815,495,088.80/121,684.26
  6. Step 6: Final answer
    x = 64,227.66

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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.