Home / 265,415.14-397,596-125,272.18

Finding the Fourth Proportional to 265,415.14, 397,596 and 125,272.18

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Solution

The fourth proportional to 265,415.14, 397,596 and 125,272.18 is: 187,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,415.14 : 397,596 = 125,272.18 : x
  2. Step 2: Convert to fraction form
    265,415.14/397,596 = 125,272.18/x
  3. Step 3: Cross multiply
    265,415.14x = 397,596 × 125,272.18
  4. Step 4: Simplify right side
    265,415.14x = 49,807,717,679.28
  5. Step 5: Solve for x
    x = 49,807,717,679.28/265,415.14
  6. Step 6: Final answer
    x = 187,659.67

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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.