Home / 102,421.22-153,631.83-32,306

Finding the Fourth Proportional to 102,421.22, 153,631.83 and 32,306

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Solution

The fourth proportional to 102,421.22, 153,631.83 and 32,306 is: 48,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,421.22 : 153,631.83 = 32,306 : x
  2. Step 2: Convert to fraction form
    102,421.22/153,631.83 = 32,306/x
  3. Step 3: Cross multiply
    102,421.22x = 153,631.83 × 32,306
  4. Step 4: Simplify right side
    102,421.22x = 4,963,229,899.98
  5. Step 5: Solve for x
    x = 4,963,229,899.98/102,421.22
  6. Step 6: Final answer
    x = 48,459.00

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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.