Home / 64,916.25-89,584.45-35,108.25

Finding the Fourth Proportional to 64,916.25, 89,584.45 and 35,108.25

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Solution

The fourth proportional to 64,916.25, 89,584.45 and 35,108.25 is: 48,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,916.25 : 89,584.45 = 35,108.25 : x
  2. Step 2: Convert to fraction form
    64,916.25/89,584.45 = 35,108.25/x
  3. Step 3: Cross multiply
    64,916.25x = 89,584.45 × 35,108.25
  4. Step 4: Simplify right side
    64,916.25x = 3,145,153,178.94
  5. Step 5: Solve for x
    x = 3,145,153,178.94/64,916.25
  6. Step 6: Final answer
    x = 48,449.40

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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.