Home / 71,569.67-98,721.47-46,109.75

Finding the Fourth Proportional to 71,569.67, 98,721.47 and 46,109.75

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Solution

The fourth proportional to 71,569.67, 98,721.47 and 46,109.75 is: 63,602.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569.67 : 98,721.47 = 46,109.75 : x
  2. Step 2: Convert to fraction form
    71,569.67/98,721.47 = 46,109.75/x
  3. Step 3: Cross multiply
    71,569.67x = 98,721.47 × 46,109.75
  4. Step 4: Simplify right side
    71,569.67x = 4,552,022,070.78
  5. Step 5: Solve for x
    x = 4,552,022,070.78/71,569.67
  6. Step 6: Final answer
    x = 63,602.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.