Home / 96,787.78-133,509.22-60,915.51

Finding the Fourth Proportional to 96,787.78, 133,509.22 and 60,915.51

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Solution

The fourth proportional to 96,787.78, 133,509.22 and 60,915.51 is: 84,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,787.78 : 133,509.22 = 60,915.51 : x
  2. Step 2: Convert to fraction form
    96,787.78/133,509.22 = 60,915.51/x
  3. Step 3: Cross multiply
    96,787.78x = 133,509.22 × 60,915.51
  4. Step 4: Simplify right side
    96,787.78x = 8,132,782,802.81
  5. Step 5: Solve for x
    x = 8,132,782,802.81/96,787.78
  6. Step 6: Final answer
    x = 84,026.96

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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.