Home / 82,112.65-113,315.48-44,386.90

Finding the Fourth Proportional to 82,112.65, 113,315.48 and 44,386.90

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Solution

The fourth proportional to 82,112.65, 113,315.48 and 44,386.90 is: 61,253.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,112.65 : 113,315.48 = 44,386.90 : x
  2. Step 2: Convert to fraction form
    82,112.65/113,315.48 = 44,386.90/x
  3. Step 3: Cross multiply
    82,112.65x = 113,315.48 × 44,386.90
  4. Step 4: Simplify right side
    82,112.65x = 5,029,722,706.89
  5. Step 5: Solve for x
    x = 5,029,722,706.89/82,112.65
  6. Step 6: Final answer
    x = 61,253.93

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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.