Home / 114,454.67-170,985.80-74,145.52

Finding the Fourth Proportional to 114,454.67, 170,985.80 and 74,145.52

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Solution

The fourth proportional to 114,454.67, 170,985.80 and 74,145.52 is: 110,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,454.67 : 170,985.80 = 74,145.52 : x
  2. Step 2: Convert to fraction form
    114,454.67/170,985.80 = 74,145.52/x
  3. Step 3: Cross multiply
    114,454.67x = 170,985.80 × 74,145.52
  4. Step 4: Simplify right side
    114,454.67x = 12,677,830,255.42
  5. Step 5: Solve for x
    x = 12,677,830,255.42/114,454.67
  6. Step 6: Final answer
    x = 110,767.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.