Home / 64,621.26-96,862.52-31,267.80

Finding the Fourth Proportional to 64,621.26, 96,862.52 and 31,267.80

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Solution

The fourth proportional to 64,621.26, 96,862.52 and 31,267.80 is: 46,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,621.26 : 96,862.52 = 31,267.80 : x
  2. Step 2: Convert to fraction form
    64,621.26/96,862.52 = 31,267.80/x
  3. Step 3: Cross multiply
    64,621.26x = 96,862.52 × 31,267.80
  4. Step 4: Simplify right side
    64,621.26x = 3,028,677,981.03
  5. Step 5: Solve for x
    x = 3,028,677,981.03/64,621.26
  6. Step 6: Final answer
    x = 46,868.14

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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.