Home / 155,437.84-233,131.88-55,579.40

Finding the Fourth Proportional to 155,437.84, 233,131.88 and 55,579.40

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Solution

The fourth proportional to 155,437.84, 233,131.88 and 55,579.40 is: 83,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,437.84 : 233,131.88 = 55,579.40 : x
  2. Step 2: Convert to fraction form
    155,437.84/233,131.88 = 55,579.40/x
  3. Step 3: Cross multiply
    155,437.84x = 233,131.88 × 55,579.40
  4. Step 4: Simplify right side
    155,437.84x = 12,957,330,011.27
  5. Step 5: Solve for x
    x = 12,957,330,011.27/155,437.84
  6. Step 6: Final answer
    x = 83,360.20

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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.