Home / 93,886.24-129,563.08-55,664.65

Finding the Fourth Proportional to 93,886.24, 129,563.08 and 55,664.65

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Solution

The fourth proportional to 93,886.24, 129,563.08 and 55,664.65 is: 76,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,886.24 : 129,563.08 = 55,664.65 : x
  2. Step 2: Convert to fraction form
    93,886.24/129,563.08 = 55,664.65/x
  3. Step 3: Cross multiply
    93,886.24x = 129,563.08 × 55,664.65
  4. Step 4: Simplify right side
    93,886.24x = 7,212,083,501.12
  5. Step 5: Solve for x
    x = 7,212,083,501.12/93,886.24
  6. Step 6: Final answer
    x = 76,817.26

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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.