Home / 253,261.06-349,495.95-140,083.72

Finding the Fourth Proportional to 253,261.06, 349,495.95 and 140,083.72

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Solution

The fourth proportional to 253,261.06, 349,495.95 and 140,083.72 is: 193,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,261.06 : 349,495.95 = 140,083.72 : x
  2. Step 2: Convert to fraction form
    253,261.06/349,495.95 = 140,083.72/x
  3. Step 3: Cross multiply
    253,261.06x = 349,495.95 × 140,083.72
  4. Step 4: Simplify right side
    253,261.06x = 48,958,692,800.93
  5. Step 5: Solve for x
    x = 48,958,692,800.93/253,261.06
  6. Step 6: Final answer
    x = 193,313.15

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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.