Home / 140,044.55-210,066.86-46,550.30

Finding the Fourth Proportional to 140,044.55, 210,066.86 and 46,550.30

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Solution

The fourth proportional to 140,044.55, 210,066.86 and 46,550.30 is: 69,825.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,044.55 : 210,066.86 = 46,550.30 : x
  2. Step 2: Convert to fraction form
    140,044.55/210,066.86 = 46,550.30/x
  3. Step 3: Cross multiply
    140,044.55x = 210,066.86 × 46,550.30
  4. Step 4: Simplify right side
    140,044.55x = 9,778,674,419.10
  5. Step 5: Solve for x
    x = 9,778,674,419.10/140,044.55
  6. Step 6: Final answer
    x = 69,825.46

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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.