Home / 152,448.53-210,376.04-92,021.72

Finding the Fourth Proportional to 152,448.53, 210,376.04 and 92,021.72

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Solution

The fourth proportional to 152,448.53, 210,376.04 and 92,021.72 is: 126,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,448.53 : 210,376.04 = 92,021.72 : x
  2. Step 2: Convert to fraction form
    152,448.53/210,376.04 = 92,021.72/x
  3. Step 3: Cross multiply
    152,448.53x = 210,376.04 × 92,021.72
  4. Step 4: Simplify right side
    152,448.53x = 19,359,163,535.60
  5. Step 5: Solve for x
    x = 19,359,163,535.60/152,448.53
  6. Step 6: Final answer
    x = 126,988.20

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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.