Home / 155,380.05-233,256.78-105,308.24

Finding the Fourth Proportional to 155,380.05, 233,256.78 and 105,308.24

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Solution

The fourth proportional to 155,380.05, 233,256.78 and 105,308.24 is: 158,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,380.05 : 233,256.78 = 105,308.24 : x
  2. Step 2: Convert to fraction form
    155,380.05/233,256.78 = 105,308.24/x
  3. Step 3: Cross multiply
    155,380.05x = 233,256.78 × 105,308.24
  4. Step 4: Simplify right side
    155,380.05x = 24,563,859,803.58
  5. Step 5: Solve for x
    x = 24,563,859,803.58/155,380.05
  6. Step 6: Final answer
    x = 158,088.89

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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.