Home / 140,458.08-210,643.20-46,941.96

Finding the Fourth Proportional to 140,458.08, 210,643.20 and 46,941.96

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Solution

The fourth proportional to 140,458.08, 210,643.20 and 46,941.96 is: 70,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,458.08 : 210,643.20 = 46,941.96 : x
  2. Step 2: Convert to fraction form
    140,458.08/210,643.20 = 46,941.96/x
  3. Step 3: Cross multiply
    140,458.08x = 210,643.20 × 46,941.96
  4. Step 4: Simplify right side
    140,458.08x = 9,888,004,668.67
  5. Step 5: Solve for x
    x = 9,888,004,668.67/140,458.08
  6. Step 6: Final answer
    x = 70,398.26

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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.