Home / 232,877.94-321,405.58-130,911.79

Finding the Fourth Proportional to 232,877.94, 321,405.58 and 130,911.79

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Solution

The fourth proportional to 232,877.94, 321,405.58 and 130,911.79 is: 180,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,877.94 : 321,405.58 = 130,911.79 : x
  2. Step 2: Convert to fraction form
    232,877.94/321,405.58 = 130,911.79/x
  3. Step 3: Cross multiply
    232,877.94x = 321,405.58 × 130,911.79
  4. Step 4: Simplify right side
    232,877.94x = 42,075,779,793.79
  5. Step 5: Solve for x
    x = 42,075,779,793.79/232,877.94
  6. Step 6: Final answer
    x = 180,677.40

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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.