Home / 152,746.94-210,781.26-92,281.86

Finding the Fourth Proportional to 152,746.94, 210,781.26 and 92,281.86

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Solution

The fourth proportional to 152,746.94, 210,781.26 and 92,281.86 is: 127,343.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,746.94 : 210,781.26 = 92,281.86 : x
  2. Step 2: Convert to fraction form
    152,746.94/210,781.26 = 92,281.86/x
  3. Step 3: Cross multiply
    152,746.94x = 210,781.26 × 92,281.86
  4. Step 4: Simplify right side
    152,746.94x = 19,451,286,725.94
  5. Step 5: Solve for x
    x = 19,451,286,725.94/152,746.94
  6. Step 6: Final answer
    x = 127,343.22

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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.