Home / 112,391.40-168,587.10-62,447.64

Finding the Fourth Proportional to 112,391.40, 168,587.10 and 62,447.64

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Solution

The fourth proportional to 112,391.40, 168,587.10 and 62,447.64 is: 93,671.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,391.40 : 168,587.10 = 62,447.64 : x
  2. Step 2: Convert to fraction form
    112,391.40/168,587.10 = 62,447.64/x
  3. Step 3: Cross multiply
    112,391.40x = 168,587.10 × 62,447.64
  4. Step 4: Simplify right side
    112,391.40x = 10,527,866,529.44
  5. Step 5: Solve for x
    x = 10,527,866,529.44/112,391.40
  6. Step 6: Final answer
    x = 93,671.46

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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.