Home / 67,453.34-93,071.16-39,143.84

Finding the Fourth Proportional to 67,453.34, 93,071.16 and 39,143.84

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Solution

The fourth proportional to 67,453.34, 93,071.16 and 39,143.84 is: 54,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,453.34 : 93,071.16 = 39,143.84 : x
  2. Step 2: Convert to fraction form
    67,453.34/93,071.16 = 39,143.84/x
  3. Step 3: Cross multiply
    67,453.34x = 93,071.16 × 39,143.84
  4. Step 4: Simplify right side
    67,453.34x = 3,643,162,595.65
  5. Step 5: Solve for x
    x = 3,643,162,595.65/67,453.34
  6. Step 6: Final answer
    x = 54,010.11

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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.