Home / 112,994.50-155,931.99-62,008.09

Finding the Fourth Proportional to 112,994.50, 155,931.99 and 62,008.09

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Solution

The fourth proportional to 112,994.50, 155,931.99 and 62,008.09 is: 85,570.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,994.50 : 155,931.99 = 62,008.09 : x
  2. Step 2: Convert to fraction form
    112,994.50/155,931.99 = 62,008.09/x
  3. Step 3: Cross multiply
    112,994.50x = 155,931.99 × 62,008.09
  4. Step 4: Simplify right side
    112,994.50x = 9,669,044,869.80
  5. Step 5: Solve for x
    x = 9,669,044,869.80/112,994.50
  6. Step 6: Final answer
    x = 85,570.93

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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.