Home / 61,284.06-84,565.40-34,429.55

Finding the Fourth Proportional to 61,284.06, 84,565.40 and 34,429.55

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Solution

The fourth proportional to 61,284.06, 84,565.40 and 34,429.55 is: 47,509.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,284.06 : 84,565.40 = 34,429.55 : x
  2. Step 2: Convert to fraction form
    61,284.06/84,565.40 = 34,429.55/x
  3. Step 3: Cross multiply
    61,284.06x = 84,565.40 × 34,429.55
  4. Step 4: Simplify right side
    61,284.06x = 2,911,548,072.60
  5. Step 5: Solve for x
    x = 2,911,548,072.60/61,284.06
  6. Step 6: Final answer
    x = 47,509.06

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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.