Home / 169,919.04-254,909.28-70,023.60

Finding the Fourth Proportional to 169,919.04, 254,909.28 and 70,023.60

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Solution

The fourth proportional to 169,919.04, 254,909.28 and 70,023.60 is: 105,048.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,919.04 : 254,909.28 = 70,023.60 : x
  2. Step 2: Convert to fraction form
    169,919.04/254,909.28 = 70,023.60/x
  3. Step 3: Cross multiply
    169,919.04x = 254,909.28 × 70,023.60
  4. Step 4: Simplify right side
    169,919.04x = 17,849,665,459.01
  5. Step 5: Solve for x
    x = 17,849,665,459.01/169,919.04
  6. Step 6: Final answer
    x = 105,048.06

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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.