Home / 295,733.10-443,437.65-145,643.34

Finding the Fourth Proportional to 295,733.10, 443,437.65 and 145,643.34

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Solution

The fourth proportional to 295,733.10, 443,437.65 and 145,643.34 is: 218,385.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,733.10 : 443,437.65 = 145,643.34 : x
  2. Step 2: Convert to fraction form
    295,733.10/443,437.65 = 145,643.34/x
  3. Step 3: Cross multiply
    295,733.10x = 443,437.65 × 145,643.34
  4. Step 4: Simplify right side
    295,733.10x = 64,583,740,427.75
  5. Step 5: Solve for x
    x = 64,583,740,427.75/295,733.10
  6. Step 6: Final answer
    x = 218,385.23

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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.