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Finding the Fourth Proportional to 92,973.86, 128,304.93 and 50,532.40

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Solution

The fourth proportional to 92,973.86, 128,304.93 and 50,532.40 is: 69,735.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,973.86 : 128,304.93 = 50,532.40 : x
  2. Step 2: Convert to fraction form
    92,973.86/128,304.93 = 50,532.40/x
  3. Step 3: Cross multiply
    92,973.86x = 128,304.93 × 50,532.40
  4. Step 4: Simplify right side
    92,973.86x = 6,483,556,044.73
  5. Step 5: Solve for x
    x = 6,483,556,044.73/92,973.86
  6. Step 6: Final answer
    x = 69,735.26

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1.5x scale

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.