Home / 145,727.04-218,250.36-112,180.92

Finding the Fourth Proportional to 145,727.04, 218,250.36 and 112,180.92

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Solution

The fourth proportional to 145,727.04, 218,250.36 and 112,180.92 is: 168,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,727.04 : 218,250.36 = 112,180.92 : x
  2. Step 2: Convert to fraction form
    145,727.04/218,250.36 = 112,180.92/x
  3. Step 3: Cross multiply
    145,727.04x = 218,250.36 × 112,180.92
  4. Step 4: Simplify right side
    145,727.04x = 24,483,526,175.13
  5. Step 5: Solve for x
    x = 24,483,526,175.13/145,727.04
  6. Step 6: Final answer
    x = 168,009.49

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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.