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Finding the Fourth Proportional to 64,254.40, 96,259.20 and 34,662.40

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Solution

The fourth proportional to 64,254.40, 96,259.20 and 34,662.40 is: 51,927.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,254.40 : 96,259.20 = 34,662.40 : x
  2. Step 2: Convert to fraction form
    64,254.40/96,259.20 = 34,662.40/x
  3. Step 3: Cross multiply
    64,254.40x = 96,259.20 × 34,662.40
  4. Step 4: Simplify right side
    64,254.40x = 3,336,574,894.08
  5. Step 5: Solve for x
    x = 3,336,574,894.08/64,254.40
  6. Step 6: Final answer
    x = 51,927.57

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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.