Home / 74,211.66-102,417.08-41,935.10

Finding the Fourth Proportional to 74,211.66, 102,417.08 and 41,935.10

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Solution

The fourth proportional to 74,211.66, 102,417.08 and 41,935.10 is: 57,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,211.66 : 102,417.08 = 41,935.10 : x
  2. Step 2: Convert to fraction form
    74,211.66/102,417.08 = 41,935.10/x
  3. Step 3: Cross multiply
    74,211.66x = 102,417.08 × 41,935.10
  4. Step 4: Simplify right side
    74,211.66x = 4,294,869,769.75
  5. Step 5: Solve for x
    x = 4,294,869,769.75/74,211.66
  6. Step 6: Final answer
    x = 57,873.25

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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.