Home / 155,087.70-232,339.95-79,952.10

Finding the Fourth Proportional to 155,087.70, 232,339.95 and 79,952.10

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Solution

The fourth proportional to 155,087.70, 232,339.95 and 79,952.10 is: 119,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,087.70 : 232,339.95 = 79,952.10 : x
  2. Step 2: Convert to fraction form
    155,087.70/232,339.95 = 79,952.10/x
  3. Step 3: Cross multiply
    155,087.70x = 232,339.95 × 79,952.10
  4. Step 4: Simplify right side
    155,087.70x = 18,576,066,916.40
  5. Step 5: Solve for x
    x = 18,576,066,916.40/155,087.70
  6. Step 6: Final answer
    x = 119,777.82

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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.