Home / 96,197.90-132,749.28-55,909.71

Finding the Fourth Proportional to 96,197.90, 132,749.28 and 55,909.71

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Solution

The fourth proportional to 96,197.90, 132,749.28 and 55,909.71 is: 77,153.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,197.90 : 132,749.28 = 55,909.71 : x
  2. Step 2: Convert to fraction form
    96,197.90/132,749.28 = 55,909.71/x
  3. Step 3: Cross multiply
    96,197.90x = 132,749.28 × 55,909.71
  4. Step 4: Simplify right side
    96,197.90x = 7,421,973,747.51
  5. Step 5: Solve for x
    x = 7,421,973,747.51/96,197.90
  6. Step 6: Final answer
    x = 77,153.18

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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.