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Finding the Fourth Proportional to 266,053.71, 367,162.71 and 151,329.40

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Solution

The fourth proportional to 266,053.71, 367,162.71 and 151,329.40 is: 208,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,053.71 : 367,162.71 = 151,329.40 : x
  2. Step 2: Convert to fraction form
    266,053.71/367,162.71 = 151,329.40/x
  3. Step 3: Cross multiply
    266,053.71x = 367,162.71 × 151,329.40
  4. Step 4: Simplify right side
    266,053.71x = 55,562,513,308.67
  5. Step 5: Solve for x
    x = 55,562,513,308.67/266,053.71
  6. Step 6: Final answer
    x = 208,839.46

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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.