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Finding the Fourth Proportional to 176,320.80, 264,043.80 and 141,328.80

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Solution

The fourth proportional to 176,320.80, 264,043.80 and 141,328.80 is: 211,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,320.80 : 264,043.80 = 141,328.80 : x
  2. Step 2: Convert to fraction form
    176,320.80/264,043.80 = 141,328.80/x
  3. Step 3: Cross multiply
    176,320.80x = 264,043.80 × 141,328.80
  4. Step 4: Simplify right side
    176,320.80x = 37,316,993,401.44
  5. Step 5: Solve for x
    x = 37,316,993,401.44/176,320.80
  6. Step 6: Final answer
    x = 211,642.60

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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.