Home / 67,838.10-93,518.25-47,633.46

Finding the Fourth Proportional to 67,838.10, 93,518.25 and 47,633.46

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Solution

The fourth proportional to 67,838.10, 93,518.25 and 47,633.46 is: 65,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,838.10 : 93,518.25 = 47,633.46 : x
  2. Step 2: Convert to fraction form
    67,838.10/93,518.25 = 47,633.46/x
  3. Step 3: Cross multiply
    67,838.10x = 93,518.25 × 47,633.46
  4. Step 4: Simplify right side
    67,838.10x = 4,454,597,820.65
  5. Step 5: Solve for x
    x = 4,454,597,820.65/67,838.10
  6. Step 6: Final answer
    x = 65,665.13

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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.