Home / 272,339.68-375,823.35-151,478.36

Finding the Fourth Proportional to 272,339.68, 375,823.35 and 151,478.36

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Solution

The fourth proportional to 272,339.68, 375,823.35 and 151,478.36 is: 209,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,339.68 : 375,823.35 = 151,478.36 : x
  2. Step 2: Convert to fraction form
    272,339.68/375,823.35 = 151,478.36/x
  3. Step 3: Cross multiply
    272,339.68x = 375,823.35 × 151,478.36
  4. Step 4: Simplify right side
    272,339.68x = 56,929,104,707.71
  5. Step 5: Solve for x
    x = 56,929,104,707.71/272,339.68
  6. Step 6: Final answer
    x = 209,037.13

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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.