Home / 169,108.90-253,667.40-56,792.74

Finding the Fourth Proportional to 169,108.90, 253,667.40 and 56,792.74

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Solution

The fourth proportional to 169,108.90, 253,667.40 and 56,792.74 is: 85,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,108.90 : 253,667.40 = 56,792.74 : x
  2. Step 2: Convert to fraction form
    169,108.90/253,667.40 = 56,792.74/x
  3. Step 3: Cross multiply
    169,108.90x = 253,667.40 × 56,792.74
  4. Step 4: Simplify right side
    169,108.90x = 14,406,466,694.68
  5. Step 5: Solve for x
    x = 14,406,466,694.68/169,108.90
  6. Step 6: Final answer
    x = 85,190.47

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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.