Home / 272,472.68-376,064.34-180,429.74

Finding the Fourth Proportional to 272,472.68, 376,064.34 and 180,429.74

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Solution

The fourth proportional to 272,472.68, 376,064.34 and 180,429.74 is: 249,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,472.68 : 376,064.34 = 180,429.74 : x
  2. Step 2: Convert to fraction form
    272,472.68/376,064.34 = 180,429.74/x
  3. Step 3: Cross multiply
    272,472.68x = 376,064.34 × 180,429.74
  4. Step 4: Simplify right side
    272,472.68x = 67,853,189,209.15
  5. Step 5: Solve for x
    x = 67,853,189,209.15/272,472.68
  6. Step 6: Final answer
    x = 249,027.49

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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.