Home / 96,116.04-144,072-56,691.72

Finding the Fourth Proportional to 96,116.04, 144,072 and 56,691.72

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Solution

The fourth proportional to 96,116.04, 144,072 and 56,691.72 is: 84,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,116.04 : 144,072 = 56,691.72 : x
  2. Step 2: Convert to fraction form
    96,116.04/144,072 = 56,691.72/x
  3. Step 3: Cross multiply
    96,116.04x = 144,072 × 56,691.72
  4. Step 4: Simplify right side
    96,116.04x = 8,167,689,483.84
  5. Step 5: Solve for x
    x = 8,167,689,483.84/96,116.04
  6. Step 6: Final answer
    x = 84,977.38

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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.