Home / 98,057.12-147,056.40-35,713.04

Finding the Fourth Proportional to 98,057.12, 147,056.40 and 35,713.04

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Solution

The fourth proportional to 98,057.12, 147,056.40 and 35,713.04 is: 53,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,057.12 : 147,056.40 = 35,713.04 : x
  2. Step 2: Convert to fraction form
    98,057.12/147,056.40 = 35,713.04/x
  3. Step 3: Cross multiply
    98,057.12x = 147,056.40 × 35,713.04
  4. Step 4: Simplify right side
    98,057.12x = 5,251,831,095.46
  5. Step 5: Solve for x
    x = 5,251,831,095.46/98,057.12
  6. Step 6: Final answer
    x = 53,558.90

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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.