Home / 145,826.04-218,757.30-57,068.08

Finding the Fourth Proportional to 145,826.04, 218,757.30 and 57,068.08

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Solution

The fourth proportional to 145,826.04, 218,757.30 and 57,068.08 is: 85,609.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,826.04 : 218,757.30 = 57,068.08 : x
  2. Step 2: Convert to fraction form
    145,826.04/218,757.30 = 57,068.08/x
  3. Step 3: Cross multiply
    145,826.04x = 218,757.30 × 57,068.08
  4. Step 4: Simplify right side
    145,826.04x = 12,484,059,096.98
  5. Step 5: Solve for x
    x = 12,484,059,096.98/145,826.04
  6. Step 6: Final answer
    x = 85,609.26

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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.