Home / 152,434.86-210,242.70-91,942.44

Finding the Fourth Proportional to 152,434.86, 210,242.70 and 91,942.44

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Solution

The fourth proportional to 152,434.86, 210,242.70 and 91,942.44 is: 126,809.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,434.86 : 210,242.70 = 91,942.44 : x
  2. Step 2: Convert to fraction form
    152,434.86/210,242.70 = 91,942.44/x
  3. Step 3: Cross multiply
    152,434.86x = 210,242.70 × 91,942.44
  4. Step 4: Simplify right side
    152,434.86x = 19,330,225,319.26
  5. Step 5: Solve for x
    x = 19,330,225,319.26/152,434.86
  6. Step 6: Final answer
    x = 126,809.75

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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.