Home / 91,031.50-136,453.44-34,856.26

Finding the Fourth Proportional to 91,031.50, 136,453.44 and 34,856.26

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Solution

The fourth proportional to 91,031.50, 136,453.44 and 34,856.26 is: 52,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,031.50 : 136,453.44 = 34,856.26 : x
  2. Step 2: Convert to fraction form
    91,031.50/136,453.44 = 34,856.26/x
  3. Step 3: Cross multiply
    91,031.50x = 136,453.44 × 34,856.26
  4. Step 4: Simplify right side
    91,031.50x = 4,756,256,582.53
  5. Step 5: Solve for x
    x = 4,756,256,582.53/91,031.50
  6. Step 6: Final answer
    x = 52,248.47

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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.