Home / 82,133.47-113,344.36-44,407.72

Finding the Fourth Proportional to 82,133.47, 113,344.36 and 44,407.72

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Solution

The fourth proportional to 82,133.47, 113,344.36 and 44,407.72 is: 61,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,133.47 : 113,344.36 = 44,407.72 : x
  2. Step 2: Convert to fraction form
    82,133.47/113,344.36 = 44,407.72/x
  3. Step 3: Cross multiply
    82,133.47x = 113,344.36 × 44,407.72
  4. Step 4: Simplify right side
    82,133.47x = 5,033,364,602.46
  5. Step 5: Solve for x
    x = 5,033,364,602.46/82,133.47
  6. Step 6: Final answer
    x = 61,282.75

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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.