Home / 52,159.34-78,111.41-47,104.94

Finding the Fourth Proportional to 52,159.34, 78,111.41 and 47,104.94

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Solution

The fourth proportional to 52,159.34, 78,111.41 and 47,104.94 is: 70,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,159.34 : 78,111.41 = 47,104.94 : x
  2. Step 2: Convert to fraction form
    52,159.34/78,111.41 = 47,104.94/x
  3. Step 3: Cross multiply
    52,159.34x = 78,111.41 × 47,104.94
  4. Step 4: Simplify right side
    52,159.34x = 3,679,433,241.12
  5. Step 5: Solve for x
    x = 3,679,433,241.12/52,159.34
  6. Step 6: Final answer
    x = 70,542.17

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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.