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Finding the Fourth Proportional to 64,462.08, 88,952.94 and 35,783.40

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Solution

The fourth proportional to 64,462.08, 88,952.94 and 35,783.40 is: 49,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,462.08 : 88,952.94 = 35,783.40 : x
  2. Step 2: Convert to fraction form
    64,462.08/88,952.94 = 35,783.40/x
  3. Step 3: Cross multiply
    64,462.08x = 88,952.94 × 35,783.40
  4. Step 4: Simplify right side
    64,462.08x = 3,183,038,633.20
  5. Step 5: Solve for x
    x = 3,183,038,633.20/64,462.08
  6. Step 6: Final answer
    x = 49,378.47

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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.