Home / 140,457.75-210,686.63-46,965.93

Finding the Fourth Proportional to 140,457.75, 210,686.63 and 46,965.93

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Solution

The fourth proportional to 140,457.75, 210,686.63 and 46,965.93 is: 70,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,457.75 : 210,686.63 = 46,965.93 : x
  2. Step 2: Convert to fraction form
    140,457.75/210,686.63 = 46,965.93/x
  3. Step 3: Cross multiply
    140,457.75x = 210,686.63 × 46,965.93
  4. Step 4: Simplify right side
    140,457.75x = 9,895,093,281.69
  5. Step 5: Solve for x
    x = 9,895,093,281.69/140,457.75
  6. Step 6: Final answer
    x = 70,448.90

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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.