Home / 202,875.10-304,312.65-146,887.90

Finding the Fourth Proportional to 202,875.10, 304,312.65 and 146,887.90

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Solution

The fourth proportional to 202,875.10, 304,312.65 and 146,887.90 is: 220,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,875.10 : 304,312.65 = 146,887.90 : x
  2. Step 2: Convert to fraction form
    202,875.10/304,312.65 = 146,887.90/x
  3. Step 3: Cross multiply
    202,875.10x = 304,312.65 × 146,887.90
  4. Step 4: Simplify right side
    202,875.10x = 44,699,846,101.94
  5. Step 5: Solve for x
    x = 44,699,846,101.94/202,875.10
  6. Step 6: Final answer
    x = 220,331.85

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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.