Home / 74,248.08-111,106.07-64,287.19

Finding the Fourth Proportional to 74,248.08, 111,106.07 and 64,287.19

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Solution

The fourth proportional to 74,248.08, 111,106.07 and 64,287.19 is: 96,200.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,248.08 : 111,106.07 = 64,287.19 : x
  2. Step 2: Convert to fraction form
    74,248.08/111,106.07 = 64,287.19/x
  3. Step 3: Cross multiply
    74,248.08x = 111,106.07 × 64,287.19
  4. Step 4: Simplify right side
    74,248.08x = 7,142,697,032.24
  5. Step 5: Solve for x
    x = 7,142,697,032.24/74,248.08
  6. Step 6: Final answer
    x = 96,200.43

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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.