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Finding the Fourth Proportional to 60,896.64, 84,038.40 and 34,039.68

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Solution

The fourth proportional to 60,896.64, 84,038.40 and 34,039.68 is: 46,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,896.64 : 84,038.40 = 34,039.68 : x
  2. Step 2: Convert to fraction form
    60,896.64/84,038.40 = 34,039.68/x
  3. Step 3: Cross multiply
    60,896.64x = 84,038.40 × 34,039.68
  4. Step 4: Simplify right side
    60,896.64x = 2,860,640,243.71
  5. Step 5: Solve for x
    x = 2,860,640,243.71/60,896.64
  6. Step 6: Final answer
    x = 46,975.34

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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.