Home / 112,306.80-167,999.40-101,247.60

Finding the Fourth Proportional to 112,306.80, 167,999.40 and 101,247.60

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Solution

The fourth proportional to 112,306.80, 167,999.40 and 101,247.60 is: 151,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,306.80 : 167,999.40 = 101,247.60 : x
  2. Step 2: Convert to fraction form
    112,306.80/167,999.40 = 101,247.60/x
  3. Step 3: Cross multiply
    112,306.80x = 167,999.40 × 101,247.60
  4. Step 4: Simplify right side
    112,306.80x = 17,009,536,051.44
  5. Step 5: Solve for x
    x = 17,009,536,051.44/112,306.80
  6. Step 6: Final answer
    x = 151,455.98

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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.