Home / 180,228.32-248,708.04-107,643.52

Finding the Fourth Proportional to 180,228.32, 248,708.04 and 107,643.52

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Solution

The fourth proportional to 180,228.32, 248,708.04 and 107,643.52 is: 148,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,228.32 : 248,708.04 = 107,643.52 : x
  2. Step 2: Convert to fraction form
    180,228.32/248,708.04 = 107,643.52/x
  3. Step 3: Cross multiply
    180,228.32x = 248,708.04 × 107,643.52
  4. Step 4: Simplify right side
    180,228.32x = 26,771,808,877.90
  5. Step 5: Solve for x
    x = 26,771,808,877.90/180,228.32
  6. Step 6: Final answer
    x = 148,543.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.