Home / 152,146.02-228,331.05-72,184.14

Finding the Fourth Proportional to 152,146.02, 228,331.05 and 72,184.14

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Solution

The fourth proportional to 152,146.02, 228,331.05 and 72,184.14 is: 108,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,146.02 : 228,331.05 = 72,184.14 : x
  2. Step 2: Convert to fraction form
    152,146.02/228,331.05 = 72,184.14/x
  3. Step 3: Cross multiply
    152,146.02x = 228,331.05 × 72,184.14
  4. Step 4: Simplify right side
    152,146.02x = 16,481,880,479.55
  5. Step 5: Solve for x
    x = 16,481,880,479.55/152,146.02
  6. Step 6: Final answer
    x = 108,329.36

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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.