Home / 67,782.25-93,528.91-39,102.99

Finding the Fourth Proportional to 67,782.25, 93,528.91 and 39,102.99

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Solution

The fourth proportional to 67,782.25, 93,528.91 and 39,102.99 is: 53,956.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,782.25 : 93,528.91 = 39,102.99 : x
  2. Step 2: Convert to fraction form
    67,782.25/93,528.91 = 39,102.99/x
  3. Step 3: Cross multiply
    67,782.25x = 93,528.91 × 39,102.99
  4. Step 4: Simplify right side
    67,782.25x = 3,657,259,730.59
  5. Step 5: Solve for x
    x = 3,657,259,730.59/67,782.25
  6. Step 6: Final answer
    x = 53,956.01

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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.