Home / 130,185.90-195,278.85-47,060.46

Finding the Fourth Proportional to 130,185.90, 195,278.85 and 47,060.46

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Solution

The fourth proportional to 130,185.90, 195,278.85 and 47,060.46 is: 70,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,185.90 : 195,278.85 = 47,060.46 : x
  2. Step 2: Convert to fraction form
    130,185.90/195,278.85 = 47,060.46/x
  3. Step 3: Cross multiply
    130,185.90x = 195,278.85 × 47,060.46
  4. Step 4: Simplify right side
    130,185.90x = 9,189,912,509.27
  5. Step 5: Solve for x
    x = 9,189,912,509.27/130,185.90
  6. Step 6: Final answer
    x = 70,590.69

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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.