Home / 188,441.08-260,036.46-107,869.24

Finding the Fourth Proportional to 188,441.08, 260,036.46 and 107,869.24

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Solution

The fourth proportional to 188,441.08, 260,036.46 and 107,869.24 is: 148,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,441.08 : 260,036.46 = 107,869.24 : x
  2. Step 2: Convert to fraction form
    188,441.08/260,036.46 = 107,869.24/x
  3. Step 3: Cross multiply
    188,441.08x = 260,036.46 × 107,869.24
  4. Step 4: Simplify right side
    188,441.08x = 28,049,935,312.49
  5. Step 5: Solve for x
    x = 28,049,935,312.49/188,441.08
  6. Step 6: Final answer
    x = 148,852.55

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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.