Home / 97,320.12-145,853-49,895.02

Finding the Fourth Proportional to 97,320.12, 145,853 and 49,895.02

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Solution

The fourth proportional to 97,320.12, 145,853 and 49,895.02 is: 74,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.12 : 145,853 = 49,895.02 : x
  2. Step 2: Convert to fraction form
    97,320.12/145,853 = 49,895.02/x
  3. Step 3: Cross multiply
    97,320.12x = 145,853 × 49,895.02
  4. Step 4: Simplify right side
    97,320.12x = 7,277,338,352.06
  5. Step 5: Solve for x
    x = 7,277,338,352.06/97,320.12
  6. Step 6: Final answer
    x = 74,777.33

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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.