Home / 191,747.88-264,611.88-105,708.24

Finding the Fourth Proportional to 191,747.88, 264,611.88 and 105,708.24

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Solution

The fourth proportional to 191,747.88, 264,611.88 and 105,708.24 is: 145,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,747.88 : 264,611.88 = 105,708.24 : x
  2. Step 2: Convert to fraction form
    191,747.88/264,611.88 = 105,708.24/x
  3. Step 3: Cross multiply
    191,747.88x = 264,611.88 × 105,708.24
  4. Step 4: Simplify right side
    191,747.88x = 27,971,656,117.89
  5. Step 5: Solve for x
    x = 27,971,656,117.89/191,747.88
  6. Step 6: Final answer
    x = 145,877.26

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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.