Home / 74,193.12-102,384.36-43,565.76

Finding the Fourth Proportional to 74,193.12, 102,384.36 and 43,565.76

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Solution

The fourth proportional to 74,193.12, 102,384.36 and 43,565.76 is: 60,119.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,193.12 : 102,384.36 = 43,565.76 : x
  2. Step 2: Convert to fraction form
    74,193.12/102,384.36 = 43,565.76/x
  3. Step 3: Cross multiply
    74,193.12x = 102,384.36 × 43,565.76
  4. Step 4: Simplify right side
    74,193.12x = 4,460,452,455.51
  5. Step 5: Solve for x
    x = 4,460,452,455.51/74,193.12
  6. Step 6: Final answer
    x = 60,119.49

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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.