Home / 228,955.02-343,484.88-79,195.20

Finding the Fourth Proportional to 228,955.02, 343,484.88 and 79,195.20

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Solution

The fourth proportional to 228,955.02, 343,484.88 and 79,195.20 is: 118,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,955.02 : 343,484.88 = 79,195.20 : x
  2. Step 2: Convert to fraction form
    228,955.02/343,484.88 = 79,195.20/x
  3. Step 3: Cross multiply
    228,955.02x = 343,484.88 × 79,195.20
  4. Step 4: Simplify right side
    228,955.02x = 27,202,353,768.58
  5. Step 5: Solve for x
    x = 27,202,353,768.58/228,955.02
  6. Step 6: Final answer
    x = 118,810.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.