Home / 96,679.11-133,387.27-56,364.35

Finding the Fourth Proportional to 96,679.11, 133,387.27 and 56,364.35

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Solution

The fourth proportional to 96,679.11, 133,387.27 and 56,364.35 is: 77,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,679.11 : 133,387.27 = 56,364.35 : x
  2. Step 2: Convert to fraction form
    96,679.11/133,387.27 = 56,364.35/x
  3. Step 3: Cross multiply
    96,679.11x = 133,387.27 × 56,364.35
  4. Step 4: Simplify right side
    96,679.11x = 7,518,285,823.07
  5. Step 5: Solve for x
    x = 7,518,285,823.07/96,679.11
  6. Step 6: Final answer
    x = 77,765.36

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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.