Home / 109,646.16-164,450.52-39,515.28

Finding the Fourth Proportional to 109,646.16, 164,450.52 and 39,515.28

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Solution

The fourth proportional to 109,646.16, 164,450.52 and 39,515.28 is: 59,266.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,646.16 : 164,450.52 = 39,515.28 : x
  2. Step 2: Convert to fraction form
    109,646.16/164,450.52 = 39,515.28/x
  3. Step 3: Cross multiply
    109,646.16x = 164,450.52 × 39,515.28
  4. Step 4: Simplify right side
    109,646.16x = 6,498,308,343.95
  5. Step 5: Solve for x
    x = 6,498,308,343.95/109,646.16
  6. Step 6: Final answer
    x = 59,266.17

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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.