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Finding the Fourth Proportional to 150,347.53, 207,400.93 and 92,968.51

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Solution

The fourth proportional to 150,347.53, 207,400.93 and 92,968.51 is: 128,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,347.53 : 207,400.93 = 92,968.51 : x
  2. Step 2: Convert to fraction form
    150,347.53/207,400.93 = 92,968.51/x
  3. Step 3: Cross multiply
    150,347.53x = 207,400.93 × 92,968.51
  4. Step 4: Simplify right side
    150,347.53x = 19,281,755,434.71
  5. Step 5: Solve for x
    x = 19,281,755,434.71/150,347.53
  6. Step 6: Final answer
    x = 128,247.90

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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.