Home / 89,320.04-133,804.89-51,801.29

Finding the Fourth Proportional to 89,320.04, 133,804.89 and 51,801.29

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Solution

The fourth proportional to 89,320.04, 133,804.89 and 51,801.29 is: 77,600.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,320.04 : 133,804.89 = 51,801.29 : x
  2. Step 2: Convert to fraction form
    89,320.04/133,804.89 = 51,801.29/x
  3. Step 3: Cross multiply
    89,320.04x = 133,804.89 × 51,801.29
  4. Step 4: Simplify right side
    89,320.04x = 6,931,265,910.31
  5. Step 5: Solve for x
    x = 6,931,265,910.31/89,320.04
  6. Step 6: Final answer
    x = 77,600.34

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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.