Home / 129,500.16-194,284.80-46,402.56

Finding the Fourth Proportional to 129,500.16, 194,284.80 and 46,402.56

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Solution

The fourth proportional to 129,500.16, 194,284.80 and 46,402.56 is: 69,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,500.16 : 194,284.80 = 46,402.56 : x
  2. Step 2: Convert to fraction form
    129,500.16/194,284.80 = 46,402.56/x
  3. Step 3: Cross multiply
    129,500.16x = 194,284.80 × 46,402.56
  4. Step 4: Simplify right side
    129,500.16x = 9,015,312,089.09
  5. Step 5: Solve for x
    x = 9,015,312,089.09/129,500.16
  6. Step 6: Final answer
    x = 69,616.22

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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.