Home / 295,740.24-443,478.60-85,328.16

Finding the Fourth Proportional to 295,740.24, 443,478.60 and 85,328.16

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Solution

The fourth proportional to 295,740.24, 443,478.60 and 85,328.16 is: 127,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,740.24 : 443,478.60 = 85,328.16 : x
  2. Step 2: Convert to fraction form
    295,740.24/443,478.60 = 85,328.16/x
  3. Step 3: Cross multiply
    295,740.24x = 443,478.60 × 85,328.16
  4. Step 4: Simplify right side
    295,740.24x = 37,841,212,937.38
  5. Step 5: Solve for x
    x = 37,841,212,937.38/295,740.24
  6. Step 6: Final answer
    x = 127,954.22

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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.