Home / 96,680.11-133,388.65-56,365.35

Finding the Fourth Proportional to 96,680.11, 133,388.65 and 56,365.35

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Solution

The fourth proportional to 96,680.11, 133,388.65 and 56,365.35 is: 77,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,680.11 : 133,388.65 = 56,365.35 : x
  2. Step 2: Convert to fraction form
    96,680.11/133,388.65 = 56,365.35/x
  3. Step 3: Cross multiply
    96,680.11x = 133,388.65 × 56,365.35
  4. Step 4: Simplify right side
    96,680.11x = 7,518,496,994.51
  5. Step 5: Solve for x
    x = 7,518,496,994.51/96,680.11
  6. Step 6: Final answer
    x = 77,766.74

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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.