Home / 167,487.32-251,089.74-72,646.10

Finding the Fourth Proportional to 167,487.32, 251,089.74 and 72,646.10

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Solution

The fourth proportional to 167,487.32, 251,089.74 and 72,646.10 is: 108,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,487.32 : 251,089.74 = 72,646.10 : x
  2. Step 2: Convert to fraction form
    167,487.32/251,089.74 = 72,646.10/x
  3. Step 3: Cross multiply
    167,487.32x = 251,089.74 × 72,646.10
  4. Step 4: Simplify right side
    167,487.32x = 18,240,690,361.01
  5. Step 5: Solve for x
    x = 18,240,690,361.01/167,487.32
  6. Step 6: Final answer
    x = 108,907.89

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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.