Home / 77,037.02-115,476.25-37,545.27

Finding the Fourth Proportional to 77,037.02, 115,476.25 and 37,545.27

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Solution

The fourth proportional to 77,037.02, 115,476.25 and 37,545.27 is: 56,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,037.02 : 115,476.25 = 37,545.27 : x
  2. Step 2: Convert to fraction form
    77,037.02/115,476.25 = 37,545.27/x
  3. Step 3: Cross multiply
    77,037.02x = 115,476.25 × 37,545.27
  4. Step 4: Simplify right side
    77,037.02x = 4,335,586,984.84
  5. Step 5: Solve for x
    x = 4,335,586,984.84/77,037.02
  6. Step 6: Final answer
    x = 56,279.27

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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.