Home / 272,467.09-376,189.95-170,533.72

Finding the Fourth Proportional to 272,467.09, 376,189.95 and 170,533.72

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Solution

The fourth proportional to 272,467.09, 376,189.95 and 170,533.72 is: 235,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,467.09 : 376,189.95 = 170,533.72 : x
  2. Step 2: Convert to fraction form
    272,467.09/376,189.95 = 170,533.72/x
  3. Step 3: Cross multiply
    272,467.09x = 376,189.95 × 170,533.72
  4. Step 4: Simplify right side
    272,467.09x = 64,153,071,600.11
  5. Step 5: Solve for x
    x = 64,153,071,600.11/272,467.09
  6. Step 6: Final answer
    x = 235,452.55

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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.