Home / 94,776.37-142,154.80-31,589.65

Finding the Fourth Proportional to 94,776.37, 142,154.80 and 31,589.65

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Solution

The fourth proportional to 94,776.37, 142,154.80 and 31,589.65 is: 47,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,776.37 : 142,154.80 = 31,589.65 : x
  2. Step 2: Convert to fraction form
    94,776.37/142,154.80 = 31,589.65/x
  3. Step 3: Cross multiply
    94,776.37x = 142,154.80 × 31,589.65
  4. Step 4: Simplify right side
    94,776.37x = 4,490,620,377.82
  5. Step 5: Solve for x
    x = 4,490,620,377.82/94,776.37
  6. Step 6: Final answer
    x = 47,381.22

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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.