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Finding the Fourth Proportional to 63,963.99, 88,299.09 and 46,938.15

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Solution

The fourth proportional to 63,963.99, 88,299.09 and 46,938.15 is: 64,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,963.99 : 88,299.09 = 46,938.15 : x
  2. Step 2: Convert to fraction form
    63,963.99/88,299.09 = 46,938.15/x
  3. Step 3: Cross multiply
    63,963.99x = 88,299.09 × 46,938.15
  4. Step 4: Simplify right side
    63,963.99x = 4,144,595,931.28
  5. Step 5: Solve for x
    x = 4,144,595,931.28/63,963.99
  6. Step 6: Final answer
    x = 64,795.77

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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.