Home / 93,017.40-128,360.48-50,575.97

Finding the Fourth Proportional to 93,017.40, 128,360.48 and 50,575.97

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Solution

The fourth proportional to 93,017.40, 128,360.48 and 50,575.97 is: 69,792.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,017.40 : 128,360.48 = 50,575.97 : x
  2. Step 2: Convert to fraction form
    93,017.40/128,360.48 = 50,575.97/x
  3. Step 3: Cross multiply
    93,017.40x = 128,360.48 × 50,575.97
  4. Step 4: Simplify right side
    93,017.40x = 6,491,954,890.98
  5. Step 5: Solve for x
    x = 6,491,954,890.98/93,017.40
  6. Step 6: Final answer
    x = 69,792.91

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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.