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Finding the Fourth Proportional to 180,545.16, 270,854.20 and 124,412.16

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Solution

The fourth proportional to 180,545.16, 270,854.20 and 124,412.16 is: 186,643.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,545.16 : 270,854.20 = 124,412.16 : x
  2. Step 2: Convert to fraction form
    180,545.16/270,854.20 = 124,412.16/x
  3. Step 3: Cross multiply
    180,545.16x = 270,854.20 × 124,412.16
  4. Step 4: Simplify right side
    180,545.16x = 33,697,556,067.07
  5. Step 5: Solve for x
    x = 33,697,556,067.07/180,545.16
  6. Step 6: Final answer
    x = 186,643.36

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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.