Home / 155,407.68-233,134.56-56,904

Finding the Fourth Proportional to 155,407.68, 233,134.56 and 56,904

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Solution

The fourth proportional to 155,407.68, 233,134.56 and 56,904 is: 85,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,407.68 : 233,134.56 = 56,904 : x
  2. Step 2: Convert to fraction form
    155,407.68/233,134.56 = 56,904/x
  3. Step 3: Cross multiply
    155,407.68x = 233,134.56 × 56,904
  4. Step 4: Simplify right side
    155,407.68x = 13,266,289,002.24
  5. Step 5: Solve for x
    x = 13,266,289,002.24/155,407.68
  6. Step 6: Final answer
    x = 85,364.44

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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.