Home / 356,200.11-534,327.93-103,484.70

Finding the Fourth Proportional to 356,200.11, 534,327.93 and 103,484.70

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Solution

The fourth proportional to 356,200.11, 534,327.93 and 103,484.70 is: 155,235.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,200.11 : 534,327.93 = 103,484.70 : x
  2. Step 2: Convert to fraction form
    356,200.11/534,327.93 = 103,484.70/x
  3. Step 3: Cross multiply
    356,200.11x = 534,327.93 × 103,484.70
  4. Step 4: Simplify right side
    356,200.11x = 55,294,765,537.67
  5. Step 5: Solve for x
    x = 55,294,765,537.67/356,200.11
  6. Step 6: Final answer
    x = 155,235.12

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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.