Home / 61,539.78-84,931.69-35,704.02

Finding the Fourth Proportional to 61,539.78, 84,931.69 and 35,704.02

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Solution

The fourth proportional to 61,539.78, 84,931.69 and 35,704.02 is: 49,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,539.78 : 84,931.69 = 35,704.02 : x
  2. Step 2: Convert to fraction form
    61,539.78/84,931.69 = 35,704.02/x
  3. Step 3: Cross multiply
    61,539.78x = 84,931.69 × 35,704.02
  4. Step 4: Simplify right side
    61,539.78x = 3,032,402,758.39
  5. Step 5: Solve for x
    x = 3,032,402,758.39/61,539.78
  6. Step 6: Final answer
    x = 49,275.49

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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.