Home / 265,074.14-397,525.35-87,538.34

Finding the Fourth Proportional to 265,074.14, 397,525.35 and 87,538.34

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Solution

The fourth proportional to 265,074.14, 397,525.35 and 87,538.34 is: 131,279.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,074.14 : 397,525.35 = 87,538.34 : x
  2. Step 2: Convert to fraction form
    265,074.14/397,525.35 = 87,538.34/x
  3. Step 3: Cross multiply
    265,074.14x = 397,525.35 × 87,538.34
  4. Step 4: Simplify right side
    265,074.14x = 34,798,709,246.92
  5. Step 5: Solve for x
    x = 34,798,709,246.92/265,074.14
  6. Step 6: Final answer
    x = 131,279.16

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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.