Home / 357,975.36-536,627.70-121,152.24

Finding the Fourth Proportional to 357,975.36, 536,627.70 and 121,152.24

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Solution

The fourth proportional to 357,975.36, 536,627.70 and 121,152.24 is: 181,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,975.36 : 536,627.70 = 121,152.24 : x
  2. Step 2: Convert to fraction form
    357,975.36/536,627.70 = 121,152.24/x
  3. Step 3: Cross multiply
    357,975.36x = 536,627.70 × 121,152.24
  4. Step 4: Simplify right side
    357,975.36x = 65,013,647,901.05
  5. Step 5: Solve for x
    x = 65,013,647,901.05/357,975.36
  6. Step 6: Final answer
    x = 181,614.87

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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.