Home / 88,372.14-121,952.58-52,561.36

Finding the Fourth Proportional to 88,372.14, 121,952.58 and 52,561.36

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Solution

The fourth proportional to 88,372.14, 121,952.58 and 52,561.36 is: 72,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,372.14 : 121,952.58 = 52,561.36 : x
  2. Step 2: Convert to fraction form
    88,372.14/121,952.58 = 52,561.36/x
  3. Step 3: Cross multiply
    88,372.14x = 121,952.58 × 52,561.36
  4. Step 4: Simplify right side
    88,372.14x = 6,409,993,460.31
  5. Step 5: Solve for x
    x = 6,409,993,460.31/88,372.14
  6. Step 6: Final answer
    x = 72,534.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.