Home / 271,830.96-375,070.77-157,068.54

Finding the Fourth Proportional to 271,830.96, 375,070.77 and 157,068.54

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Solution

The fourth proportional to 271,830.96, 375,070.77 and 157,068.54 is: 216,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,830.96 : 375,070.77 = 157,068.54 : x
  2. Step 2: Convert to fraction form
    271,830.96/375,070.77 = 157,068.54/x
  3. Step 3: Cross multiply
    271,830.96x = 375,070.77 × 157,068.54
  4. Step 4: Simplify right side
    271,830.96x = 58,911,818,240.58
  5. Step 5: Solve for x
    x = 58,911,818,240.58/271,830.96
  6. Step 6: Final answer
    x = 216,722.25

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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.