Home / 71,269.04-98,261.83-52,133.40

Finding the Fourth Proportional to 71,269.04, 98,261.83 and 52,133.40

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Solution

The fourth proportional to 71,269.04, 98,261.83 and 52,133.40 is: 71,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,269.04 : 98,261.83 = 52,133.40 : x
  2. Step 2: Convert to fraction form
    71,269.04/98,261.83 = 52,133.40/x
  3. Step 3: Cross multiply
    71,269.04x = 98,261.83 × 52,133.40
  4. Step 4: Simplify right side
    71,269.04x = 5,122,723,288.12
  5. Step 5: Solve for x
    x = 5,122,723,288.12/71,269.04
  6. Step 6: Final answer
    x = 71,878.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.