Home / 42,945.44-64,295.28-29,069.60

Finding the Fourth Proportional to 42,945.44, 64,295.28 and 29,069.60

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Solution

The fourth proportional to 42,945.44, 64,295.28 and 29,069.60 is: 43,521.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,945.44 : 64,295.28 = 29,069.60 : x
  2. Step 2: Convert to fraction form
    42,945.44/64,295.28 = 29,069.60/x
  3. Step 3: Cross multiply
    42,945.44x = 64,295.28 × 29,069.60
  4. Step 4: Simplify right side
    42,945.44x = 1,869,038,071.49
  5. Step 5: Solve for x
    x = 1,869,038,071.49/42,945.44
  6. Step 6: Final answer
    x = 43,521.22

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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.