Home / 98,653.12-147,993.72-32,071.84

Finding the Fourth Proportional to 98,653.12, 147,993.72 and 32,071.84

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Solution

The fourth proportional to 98,653.12, 147,993.72 and 32,071.84 is: 48,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,653.12 : 147,993.72 = 32,071.84 : x
  2. Step 2: Convert to fraction form
    98,653.12/147,993.72 = 32,071.84/x
  3. Step 3: Cross multiply
    98,653.12x = 147,993.72 × 32,071.84
  4. Step 4: Simplify right side
    98,653.12x = 4,746,430,908.84
  5. Step 5: Solve for x
    x = 4,746,430,908.84/98,653.12
  6. Step 6: Final answer
    x = 48,112.32

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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.