Home / 125,325.21-187,998.87-35,368.72

Finding the Fourth Proportional to 125,325.21, 187,998.87 and 35,368.72

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Solution

The fourth proportional to 125,325.21, 187,998.87 and 35,368.72 is: 53,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,325.21 : 187,998.87 = 35,368.72 : x
  2. Step 2: Convert to fraction form
    125,325.21/187,998.87 = 35,368.72/x
  3. Step 3: Cross multiply
    125,325.21x = 187,998.87 × 35,368.72
  4. Step 4: Simplify right side
    125,325.21x = 6,649,279,055.98
  5. Step 5: Solve for x
    x = 6,649,279,055.98/125,325.21
  6. Step 6: Final answer
    x = 53,056.20

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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.