Home / 96,927.16-133,716.60-64,630.63

Finding the Fourth Proportional to 96,927.16, 133,716.60 and 64,630.63

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Solution

The fourth proportional to 96,927.16, 133,716.60 and 64,630.63 is: 89,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,927.16 : 133,716.60 = 64,630.63 : x
  2. Step 2: Convert to fraction form
    96,927.16/133,716.60 = 64,630.63/x
  3. Step 3: Cross multiply
    96,927.16x = 133,716.60 × 64,630.63
  4. Step 4: Simplify right side
    96,927.16x = 8,642,188,460.91
  5. Step 5: Solve for x
    x = 8,642,188,460.91/96,927.16
  6. Step 6: Final answer
    x = 89,161.68

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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.