Home / 137,237.12-205,834.67-37,405.35

Finding the Fourth Proportional to 137,237.12, 205,834.67 and 37,405.35

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Solution

The fourth proportional to 137,237.12, 205,834.67 and 37,405.35 is: 56,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,237.12 : 205,834.67 = 37,405.35 : x
  2. Step 2: Convert to fraction form
    137,237.12/205,834.67 = 37,405.35/x
  3. Step 3: Cross multiply
    137,237.12x = 205,834.67 × 37,405.35
  4. Step 4: Simplify right side
    137,237.12x = 7,699,317,686.46
  5. Step 5: Solve for x
    x = 7,699,317,686.46/137,237.12
  6. Step 6: Final answer
    x = 56,102.30

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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.