Home / 179,669.84-247,820.02-145,679.74

Finding the Fourth Proportional to 179,669.84, 247,820.02 and 145,679.74

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Solution

The fourth proportional to 179,669.84, 247,820.02 and 145,679.74 is: 200,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,669.84 : 247,820.02 = 145,679.74 : x
  2. Step 2: Convert to fraction form
    179,669.84/247,820.02 = 145,679.74/x
  3. Step 3: Cross multiply
    179,669.84x = 247,820.02 × 145,679.74
  4. Step 4: Simplify right side
    179,669.84x = 36,102,356,080.39
  5. Step 5: Solve for x
    x = 36,102,356,080.39/179,669.84
  6. Step 6: Final answer
    x = 200,937.21

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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.