Home / 384,047.22-576,070.74-103,564.38

Finding the Fourth Proportional to 384,047.22, 576,070.74 and 103,564.38

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Solution

The fourth proportional to 384,047.22, 576,070.74 and 103,564.38 is: 155,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,047.22 : 576,070.74 = 103,564.38 : x
  2. Step 2: Convert to fraction form
    384,047.22/576,070.74 = 103,564.38/x
  3. Step 3: Cross multiply
    384,047.22x = 576,070.74 × 103,564.38
  4. Step 4: Simplify right side
    384,047.22x = 59,660,409,024.24
  5. Step 5: Solve for x
    x = 59,660,409,024.24/384,047.22
  6. Step 6: Final answer
    x = 155,346.55

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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.