Home / 157,855.45-236,876.59-58,085.70

Finding the Fourth Proportional to 157,855.45, 236,876.59 and 58,085.70

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Solution

The fourth proportional to 157,855.45, 236,876.59 and 58,085.70 is: 87,162.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,855.45 : 236,876.59 = 58,085.70 : x
  2. Step 2: Convert to fraction form
    157,855.45/236,876.59 = 58,085.70/x
  3. Step 3: Cross multiply
    157,855.45x = 236,876.59 × 58,085.70
  4. Step 4: Simplify right side
    157,855.45x = 13,759,141,401.35
  5. Step 5: Solve for x
    x = 13,759,141,401.35/157,855.45
  6. Step 6: Final answer
    x = 87,162.92

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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.