Home / 125,209.18-187,815.84-35,254.06

Finding the Fourth Proportional to 125,209.18, 187,815.84 and 35,254.06

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Solution

The fourth proportional to 125,209.18, 187,815.84 and 35,254.06 is: 52,881.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,209.18 : 187,815.84 = 35,254.06 : x
  2. Step 2: Convert to fraction form
    125,209.18/187,815.84 = 35,254.06/x
  3. Step 3: Cross multiply
    125,209.18x = 187,815.84 × 35,254.06
  4. Step 4: Simplify right side
    125,209.18x = 6,621,271,008.46
  5. Step 5: Solve for x
    x = 6,621,271,008.46/125,209.18
  6. Step 6: Final answer
    x = 52,881.67

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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.