Home / 78,669.36-118,004.04-23,265.36

Finding the Fourth Proportional to 78,669.36, 118,004.04 and 23,265.36

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Solution

The fourth proportional to 78,669.36, 118,004.04 and 23,265.36 is: 34,898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,669.36 : 118,004.04 = 23,265.36 : x
  2. Step 2: Convert to fraction form
    78,669.36/118,004.04 = 23,265.36/x
  3. Step 3: Cross multiply
    78,669.36x = 118,004.04 × 23,265.36
  4. Step 4: Simplify right side
    78,669.36x = 2,745,406,472.05
  5. Step 5: Solve for x
    x = 2,745,406,472.05/78,669.36
  6. Step 6: Final answer
    x = 34,898.04

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1.5x scale

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.