Home / 140,268.86-210,405.09-46,774.58

Finding the Fourth Proportional to 140,268.86, 210,405.09 and 46,774.58

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Solution

The fourth proportional to 140,268.86, 210,405.09 and 46,774.58 is: 70,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,268.86 : 210,405.09 = 46,774.58 : x
  2. Step 2: Convert to fraction form
    140,268.86/210,405.09 = 46,774.58/x
  3. Step 3: Cross multiply
    140,268.86x = 210,405.09 × 46,774.58
  4. Step 4: Simplify right side
    140,268.86x = 9,841,609,714.61
  5. Step 5: Solve for x
    x = 9,841,609,714.61/140,268.86
  6. Step 6: Final answer
    x = 70,162.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.