Home / 95,118.04-142,688-55,675.50

Finding the Fourth Proportional to 95,118.04, 142,688 and 55,675.50

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Solution

The fourth proportional to 95,118.04, 142,688 and 55,675.50 is: 83,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,118.04 : 142,688 = 55,675.50 : x
  2. Step 2: Convert to fraction form
    95,118.04/142,688 = 55,675.50/x
  3. Step 3: Cross multiply
    95,118.04x = 142,688 × 55,675.50
  4. Step 4: Simplify right side
    95,118.04x = 7,944,225,744
  5. Step 5: Solve for x
    x = 7,944,225,744/95,118.04
  6. Step 6: Final answer
    x = 83,519.65

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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.