Home / 88,277.25-121,813.50-52,460.37

Finding the Fourth Proportional to 88,277.25, 121,813.50 and 52,460.37

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Solution

The fourth proportional to 88,277.25, 121,813.50 and 52,460.37 is: 72,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,277.25 : 121,813.50 = 52,460.37 : x
  2. Step 2: Convert to fraction form
    88,277.25/121,813.50 = 52,460.37/x
  3. Step 3: Cross multiply
    88,277.25x = 121,813.50 × 52,460.37
  4. Step 4: Simplify right side
    88,277.25x = 6,390,381,281.00
  5. Step 5: Solve for x
    x = 6,390,381,281.00/88,277.25
  6. Step 6: Final answer
    x = 72,389.90

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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.