Home / 180,677.27-249,342.62-100,104.77

Finding the Fourth Proportional to 180,677.27, 249,342.62 and 100,104.77

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Solution

The fourth proportional to 180,677.27, 249,342.62 and 100,104.77 is: 138,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,677.27 : 249,342.62 = 100,104.77 : x
  2. Step 2: Convert to fraction form
    180,677.27/249,342.62 = 100,104.77/x
  3. Step 3: Cross multiply
    180,677.27x = 249,342.62 × 100,104.77
  4. Step 4: Simplify right side
    180,677.27x = 24,960,385,626.30
  5. Step 5: Solve for x
    x = 24,960,385,626.30/180,677.27
  6. Step 6: Final answer
    x = 138,149.01

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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.