Home / 176,421-243,476.34-96,948.36

Finding the Fourth Proportional to 176,421, 243,476.34 and 96,948.36

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Solution

The fourth proportional to 176,421, 243,476.34 and 96,948.36 is: 133,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,421 : 243,476.34 = 96,948.36 : x
  2. Step 2: Convert to fraction form
    176,421/243,476.34 = 96,948.36/x
  3. Step 3: Cross multiply
    176,421x = 243,476.34 × 96,948.36
  4. Step 4: Simplify right side
    176,421x = 23,604,631,861.80
  5. Step 5: Solve for x
    x = 23,604,631,861.80/176,421
  6. Step 6: Final answer
    x = 133,797.18

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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.