Home / 112,733.56-169,101.78-53,575

Finding the Fourth Proportional to 112,733.56, 169,101.78 and 53,575

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Solution

The fourth proportional to 112,733.56, 169,101.78 and 53,575 is: 80,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,733.56 : 169,101.78 = 53,575 : x
  2. Step 2: Convert to fraction form
    112,733.56/169,101.78 = 53,575/x
  3. Step 3: Cross multiply
    112,733.56x = 169,101.78 × 53,575
  4. Step 4: Simplify right side
    112,733.56x = 9,059,627,863.50
  5. Step 5: Solve for x
    x = 9,059,627,863.50/112,733.56
  6. Step 6: Final answer
    x = 80,363.18

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1.5x scale

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.