Home / 175,514.18-242,132.63-102,880.25

Finding the Fourth Proportional to 175,514.18, 242,132.63 and 102,880.25

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Solution

The fourth proportional to 175,514.18, 242,132.63 and 102,880.25 is: 141,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,514.18 : 242,132.63 = 102,880.25 : x
  2. Step 2: Convert to fraction form
    175,514.18/242,132.63 = 102,880.25/x
  3. Step 3: Cross multiply
    175,514.18x = 242,132.63 × 102,880.25
  4. Step 4: Simplify right side
    175,514.18x = 24,910,663,782.49
  5. Step 5: Solve for x
    x = 24,910,663,782.49/175,514.18
  6. Step 6: Final answer
    x = 141,929.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.