Home / 152,434.35-210,350.88-84,445.92

Finding the Fourth Proportional to 152,434.35, 210,350.88 and 84,445.92

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Solution

The fourth proportional to 152,434.35, 210,350.88 and 84,445.92 is: 116,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,434.35 : 210,350.88 = 84,445.92 : x
  2. Step 2: Convert to fraction form
    152,434.35/210,350.88 = 84,445.92/x
  3. Step 3: Cross multiply
    152,434.35x = 210,350.88 × 84,445.92
  4. Step 4: Simplify right side
    152,434.35x = 17,763,273,584.41
  5. Step 5: Solve for x
    x = 17,763,273,584.41/152,434.35
  6. Step 6: Final answer
    x = 116,530.65

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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.