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Finding the Fourth Proportional to 271,749.78, 375,060.81 and 157,094.89

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Solution

The fourth proportional to 271,749.78, 375,060.81 and 157,094.89 is: 216,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,749.78 : 375,060.81 = 157,094.89 : x
  2. Step 2: Convert to fraction form
    271,749.78/375,060.81 = 157,094.89/x
  3. Step 3: Cross multiply
    271,749.78x = 375,060.81 × 157,094.89
  4. Step 4: Simplify right side
    271,749.78x = 58,920,136,341.71
  5. Step 5: Solve for x
    x = 58,920,136,341.71/271,749.78
  6. Step 6: Final answer
    x = 216,817.60

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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.