Home / 100,890.41-151,283.06-37,658.52

Finding the Fourth Proportional to 100,890.41, 151,283.06 and 37,658.52

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Solution

The fourth proportional to 100,890.41, 151,283.06 and 37,658.52 is: 56,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,890.41 : 151,283.06 = 37,658.52 : x
  2. Step 2: Convert to fraction form
    100,890.41/151,283.06 = 37,658.52/x
  3. Step 3: Cross multiply
    100,890.41x = 151,283.06 × 37,658.52
  4. Step 4: Simplify right side
    100,890.41x = 5,697,095,952.38
  5. Step 5: Solve for x
    x = 5,697,095,952.38/100,890.41
  6. Step 6: Final answer
    x = 56,468.16

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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.