Home / 95,784.76-132,077.28-65,575

Finding the Fourth Proportional to 95,784.76, 132,077.28 and 65,575

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Solution

The fourth proportional to 95,784.76, 132,077.28 and 65,575 is: 90,421.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,784.76 : 132,077.28 = 65,575 : x
  2. Step 2: Convert to fraction form
    95,784.76/132,077.28 = 65,575/x
  3. Step 3: Cross multiply
    95,784.76x = 132,077.28 × 65,575
  4. Step 4: Simplify right side
    95,784.76x = 8,660,967,636
  5. Step 5: Solve for x
    x = 8,660,967,636/95,784.76
  6. Step 6: Final answer
    x = 90,421.14

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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.