Home / 85,033.50-127,375.23-49,888.41

Finding the Fourth Proportional to 85,033.50, 127,375.23 and 49,888.41

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Solution

The fourth proportional to 85,033.50, 127,375.23 and 49,888.41 is: 74,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,033.50 : 127,375.23 = 49,888.41 : x
  2. Step 2: Convert to fraction form
    85,033.50/127,375.23 = 49,888.41/x
  3. Step 3: Cross multiply
    85,033.50x = 127,375.23 × 49,888.41
  4. Step 4: Simplify right side
    85,033.50x = 6,354,547,407.51
  5. Step 5: Solve for x
    x = 6,354,547,407.51/85,033.50
  6. Step 6: Final answer
    x = 74,729.93

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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.