Home / 111,472.40-167,208.60-64,233.20

Finding the Fourth Proportional to 111,472.40, 167,208.60 and 64,233.20

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Solution

The fourth proportional to 111,472.40, 167,208.60 and 64,233.20 is: 96,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,472.40 : 167,208.60 = 64,233.20 : x
  2. Step 2: Convert to fraction form
    111,472.40/167,208.60 = 64,233.20/x
  3. Step 3: Cross multiply
    111,472.40x = 167,208.60 × 64,233.20
  4. Step 4: Simplify right side
    111,472.40x = 10,740,343,445.52
  5. Step 5: Solve for x
    x = 10,740,343,445.52/111,472.40
  6. Step 6: Final answer
    x = 96,349.80

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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.