Home / 47,712.36-71,457.78-46,051.65

Finding the Fourth Proportional to 47,712.36, 71,457.78 and 46,051.65

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Solution

The fourth proportional to 47,712.36, 71,457.78 and 46,051.65 is: 68,970.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,712.36 : 71,457.78 = 46,051.65 : x
  2. Step 2: Convert to fraction form
    47,712.36/71,457.78 = 46,051.65/x
  3. Step 3: Cross multiply
    47,712.36x = 71,457.78 × 46,051.65
  4. Step 4: Simplify right side
    47,712.36x = 3,290,748,674.34
  5. Step 5: Solve for x
    x = 3,290,748,674.34/47,712.36
  6. Step 6: Final answer
    x = 68,970.57

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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.