Home / 272,000.05-375,352.60-151,138.23

Finding the Fourth Proportional to 272,000.05, 375,352.60 and 151,138.23

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Solution

The fourth proportional to 272,000.05, 375,352.60 and 151,138.23 is: 208,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,000.05 : 375,352.60 = 151,138.23 : x
  2. Step 2: Convert to fraction form
    272,000.05/375,352.60 = 151,138.23/x
  3. Step 3: Cross multiply
    272,000.05x = 375,352.60 × 151,138.23
  4. Step 4: Simplify right side
    272,000.05x = 56,730,127,589.90
  5. Step 5: Solve for x
    x = 56,730,127,589.90/272,000.05
  6. Step 6: Final answer
    x = 208,566.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.