Home / 158,346.92-218,514.46-90,362.64

Finding the Fourth Proportional to 158,346.92, 218,514.46 and 90,362.64

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Solution

The fourth proportional to 158,346.92, 218,514.46 and 90,362.64 is: 124,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,346.92 : 218,514.46 = 90,362.64 : x
  2. Step 2: Convert to fraction form
    158,346.92/218,514.46 = 90,362.64/x
  3. Step 3: Cross multiply
    158,346.92x = 218,514.46 × 90,362.64
  4. Step 4: Simplify right side
    158,346.92x = 19,745,543,483.77
  5. Step 5: Solve for x
    x = 19,745,543,483.77/158,346.92
  6. Step 6: Final answer
    x = 124,698.00

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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.