Home / 112,397.73-167,776.70-98,209.83

Finding the Fourth Proportional to 112,397.73, 167,776.70 and 98,209.83

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Solution

The fourth proportional to 112,397.73, 167,776.70 and 98,209.83 is: 146,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,397.73 : 167,776.70 = 98,209.83 : x
  2. Step 2: Convert to fraction form
    112,397.73/167,776.70 = 98,209.83/x
  3. Step 3: Cross multiply
    112,397.73x = 167,776.70 × 98,209.83
  4. Step 4: Simplify right side
    112,397.73x = 16,477,320,693.91
  5. Step 5: Solve for x
    x = 16,477,320,693.91/112,397.73
  6. Step 6: Final answer
    x = 146,598.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.