Home / 66,088.89-91,226.93-48,275.37

Finding the Fourth Proportional to 66,088.89, 91,226.93 and 48,275.37

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Solution

The fourth proportional to 66,088.89, 91,226.93 and 48,275.37 is: 66,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,088.89 : 91,226.93 = 48,275.37 : x
  2. Step 2: Convert to fraction form
    66,088.89/91,226.93 = 48,275.37/x
  3. Step 3: Cross multiply
    66,088.89x = 91,226.93 × 48,275.37
  4. Step 4: Simplify right side
    66,088.89x = 4,404,013,558.34
  5. Step 5: Solve for x
    x = 4,404,013,558.34/66,088.89
  6. Step 6: Final answer
    x = 66,637.73

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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.