Home / 157,122.84-235,721.16-51,941.82

Finding the Fourth Proportional to 157,122.84, 235,721.16 and 51,941.82

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Solution

The fourth proportional to 157,122.84, 235,721.16 and 51,941.82 is: 77,924.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,122.84 : 235,721.16 = 51,941.82 : x
  2. Step 2: Convert to fraction form
    157,122.84/235,721.16 = 51,941.82/x
  3. Step 3: Cross multiply
    157,122.84x = 235,721.16 × 51,941.82
  4. Step 4: Simplify right side
    157,122.84x = 12,243,786,062.91
  5. Step 5: Solve for x
    x = 12,243,786,062.91/157,122.84
  6. Step 6: Final answer
    x = 77,924.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.