Home / 74,150.10-111,225.69-59,340.06

Finding the Fourth Proportional to 74,150.10, 111,225.69 and 59,340.06

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Solution

The fourth proportional to 74,150.10, 111,225.69 and 59,340.06 is: 89,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,150.10 : 111,225.69 = 59,340.06 : x
  2. Step 2: Convert to fraction form
    74,150.10/111,225.69 = 59,340.06/x
  3. Step 3: Cross multiply
    74,150.10x = 111,225.69 × 59,340.06
  4. Step 4: Simplify right side
    74,150.10x = 6,600,139,118.14
  5. Step 5: Solve for x
    x = 6,600,139,118.14/74,150.10
  6. Step 6: Final answer
    x = 89,010.52

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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.