Home / 253,725.08-350,139.66-140,545.40

Finding the Fourth Proportional to 253,725.08, 350,139.66 and 140,545.40

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Solution

The fourth proportional to 253,725.08, 350,139.66 and 140,545.40 is: 193,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,725.08 : 350,139.66 = 140,545.40 : x
  2. Step 2: Convert to fraction form
    253,725.08/350,139.66 = 140,545.40/x
  3. Step 3: Cross multiply
    253,725.08x = 350,139.66 × 140,545.40
  4. Step 4: Simplify right side
    253,725.08x = 49,210,518,570.56
  5. Step 5: Solve for x
    x = 49,210,518,570.56/253,725.08
  6. Step 6: Final answer
    x = 193,952.13

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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.