Home / 130,154.32-195,060.84-74,020.24

Finding the Fourth Proportional to 130,154.32, 195,060.84 and 74,020.24

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Solution

The fourth proportional to 130,154.32, 195,060.84 and 74,020.24 is: 110,933.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,154.32 : 195,060.84 = 74,020.24 : x
  2. Step 2: Convert to fraction form
    130,154.32/195,060.84 = 74,020.24/x
  3. Step 3: Cross multiply
    130,154.32x = 195,060.84 × 74,020.24
  4. Step 4: Simplify right side
    130,154.32x = 14,438,450,191.40
  5. Step 5: Solve for x
    x = 14,438,450,191.40/130,154.32
  6. Step 6: Final answer
    x = 110,933.32

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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.