Home / 137,017.04-205,546.06-42,239.34

Finding the Fourth Proportional to 137,017.04, 205,546.06 and 42,239.34

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Solution

The fourth proportional to 137,017.04, 205,546.06 and 42,239.34 is: 63,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,017.04 : 205,546.06 = 42,239.34 : x
  2. Step 2: Convert to fraction form
    137,017.04/205,546.06 = 42,239.34/x
  3. Step 3: Cross multiply
    137,017.04x = 205,546.06 × 42,239.34
  4. Step 4: Simplify right side
    137,017.04x = 8,682,129,914.00
  5. Step 5: Solve for x
    x = 8,682,129,914.00/137,017.04
  6. Step 6: Final answer
    x = 63,365.33

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1.5x scale

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.