Home / 137,256.55-205,878.77-37,416.75

Finding the Fourth Proportional to 137,256.55, 205,878.77 and 37,416.75

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Solution

The fourth proportional to 137,256.55, 205,878.77 and 37,416.75 is: 56,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,256.55 : 205,878.77 = 37,416.75 : x
  2. Step 2: Convert to fraction form
    137,256.55/205,878.77 = 37,416.75/x
  3. Step 3: Cross multiply
    137,256.55x = 205,878.77 × 37,416.75
  4. Step 4: Simplify right side
    137,256.55x = 7,703,314,806.65
  5. Step 5: Solve for x
    x = 7,703,314,806.65/137,256.55
  6. Step 6: Final answer
    x = 56,123.48

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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.