Home / 251,671.95-347,357.03-144,314.55

Finding the Fourth Proportional to 251,671.95, 347,357.03 and 144,314.55

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Solution

The fourth proportional to 251,671.95, 347,357.03 and 144,314.55 is: 199,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,671.95 : 347,357.03 = 144,314.55 : x
  2. Step 2: Convert to fraction form
    251,671.95/347,357.03 = 144,314.55/x
  3. Step 3: Cross multiply
    251,671.95x = 347,357.03 × 144,314.55
  4. Step 4: Simplify right side
    251,671.95x = 50,128,672,752.21
  5. Step 5: Solve for x
    x = 50,128,672,752.21/251,671.95
  6. Step 6: Final answer
    x = 199,182.60

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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.