Home / 140,113.80-210,155.16-50,152.92

Finding the Fourth Proportional to 140,113.80, 210,155.16 and 50,152.92

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Solution

The fourth proportional to 140,113.80, 210,155.16 and 50,152.92 is: 75,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,113.80 : 210,155.16 = 50,152.92 : x
  2. Step 2: Convert to fraction form
    140,113.80/210,155.16 = 50,152.92/x
  3. Step 3: Cross multiply
    140,113.80x = 210,155.16 × 50,152.92
  4. Step 4: Simplify right side
    140,113.80x = 10,539,894,927.07
  5. Step 5: Solve for x
    x = 10,539,894,927.07/140,113.80
  6. Step 6: Final answer
    x = 75,223.82

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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.