Home / 272,339.55-375,823.18-151,478.24

Finding the Fourth Proportional to 272,339.55, 375,823.18 and 151,478.24

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Solution

The fourth proportional to 272,339.55, 375,823.18 and 151,478.24 is: 209,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,339.55 : 375,823.18 = 151,478.24 : x
  2. Step 2: Convert to fraction form
    272,339.55/375,823.18 = 151,478.24/x
  3. Step 3: Cross multiply
    272,339.55x = 375,823.18 × 151,478.24
  4. Step 4: Simplify right side
    272,339.55x = 56,929,031,599.79
  5. Step 5: Solve for x
    x = 56,929,031,599.79/272,339.55
  6. Step 6: Final answer
    x = 209,036.96

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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.