Home / 94,329.18-130,172.13-51,886.80

Finding the Fourth Proportional to 94,329.18, 130,172.13 and 51,886.80

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Solution

The fourth proportional to 94,329.18, 130,172.13 and 51,886.80 is: 71,602.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,329.18 : 130,172.13 = 51,886.80 : x
  2. Step 2: Convert to fraction form
    94,329.18/130,172.13 = 51,886.80/x
  3. Step 3: Cross multiply
    94,329.18x = 130,172.13 × 51,886.80
  4. Step 4: Simplify right side
    94,329.18x = 6,754,215,274.88
  5. Step 5: Solve for x
    x = 6,754,215,274.88/94,329.18
  6. Step 6: Final answer
    x = 71,602.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.