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Finding the Fourth Proportional to 271,901.36, 375,223.68 and 151,053.95

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Solution

The fourth proportional to 271,901.36, 375,223.68 and 151,053.95 is: 208,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,901.36 : 375,223.68 = 151,053.95 : x
  2. Step 2: Convert to fraction form
    271,901.36/375,223.68 = 151,053.95/x
  3. Step 3: Cross multiply
    271,901.36x = 375,223.68 × 151,053.95
  4. Step 4: Simplify right side
    271,901.36x = 56,679,017,400.12
  5. Step 5: Solve for x
    x = 56,679,017,400.12/271,901.36
  6. Step 6: Final answer
    x = 208,454.34

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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.