Home / 356,259.06-534,339.18-90,003.15

Finding the Fourth Proportional to 356,259.06, 534,339.18 and 90,003.15

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Solution

The fourth proportional to 356,259.06, 534,339.18 and 90,003.15 is: 134,992.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,259.06 : 534,339.18 = 90,003.15 : x
  2. Step 2: Convert to fraction form
    356,259.06/534,339.18 = 90,003.15/x
  3. Step 3: Cross multiply
    356,259.06x = 534,339.18 × 90,003.15
  4. Step 4: Simplify right side
    356,259.06x = 48,092,209,368.42
  5. Step 5: Solve for x
    x = 48,092,209,368.42/356,259.06
  6. Step 6: Final answer
    x = 134,992.24

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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.