Home / 272,181.35-375,581.72-151,303.13

Finding the Fourth Proportional to 272,181.35, 375,581.72 and 151,303.13

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Solution

The fourth proportional to 272,181.35, 375,581.72 and 151,303.13 is: 208,782.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,181.35 : 375,581.72 = 151,303.13 : x
  2. Step 2: Convert to fraction form
    272,181.35/375,581.72 = 151,303.13/x
  3. Step 3: Cross multiply
    272,181.35x = 375,581.72 × 151,303.13
  4. Step 4: Simplify right side
    272,181.35x = 56,826,689,806.78
  5. Step 5: Solve for x
    x = 56,826,689,806.78/272,181.35
  6. Step 6: Final answer
    x = 208,782.45

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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.