Home / 99,071.93-148,619.16-35,921.79

Finding the Fourth Proportional to 99,071.93, 148,619.16 and 35,921.79

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Solution

The fourth proportional to 99,071.93, 148,619.16 and 35,921.79 is: 53,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,071.93 : 148,619.16 = 35,921.79 : x
  2. Step 2: Convert to fraction form
    99,071.93/148,619.16 = 35,921.79/x
  3. Step 3: Cross multiply
    99,071.93x = 148,619.16 × 35,921.79
  4. Step 4: Simplify right side
    99,071.93x = 5,338,666,255.50
  5. Step 5: Solve for x
    x = 5,338,666,255.50/99,071.93
  6. Step 6: Final answer
    x = 53,886.77

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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.