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Finding the Fourth Proportional to 64,894.80, 97,342.20 and 23,336.40

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Solution

The fourth proportional to 64,894.80, 97,342.20 and 23,336.40 is: 35,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,894.80 : 97,342.20 = 23,336.40 : x
  2. Step 2: Convert to fraction form
    64,894.80/97,342.20 = 23,336.40/x
  3. Step 3: Cross multiply
    64,894.80x = 97,342.20 × 23,336.40
  4. Step 4: Simplify right side
    64,894.80x = 2,271,616,516.08
  5. Step 5: Solve for x
    x = 2,271,616,516.08/64,894.80
  6. Step 6: Final answer
    x = 35,004.60

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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.