Home / 64,263.80-96,228.03-51,715.28

Finding the Fourth Proportional to 64,263.80, 96,228.03 and 51,715.28

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Solution

The fourth proportional to 64,263.80, 96,228.03 and 51,715.28 is: 77,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,263.80 : 96,228.03 = 51,715.28 : x
  2. Step 2: Convert to fraction form
    64,263.80/96,228.03 = 51,715.28/x
  3. Step 3: Cross multiply
    64,263.80x = 96,228.03 × 51,715.28
  4. Step 4: Simplify right side
    64,263.80x = 4,976,459,949.80
  5. Step 5: Solve for x
    x = 4,976,459,949.80/64,263.80
  6. Step 6: Final answer
    x = 77,437.99

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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.