Home / 55,270.16-76,285.12-35,123.11

Finding the Fourth Proportional to 55,270.16, 76,285.12 and 35,123.11

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Solution

The fourth proportional to 55,270.16, 76,285.12 and 35,123.11 is: 48,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,270.16 : 76,285.12 = 35,123.11 : x
  2. Step 2: Convert to fraction form
    55,270.16/76,285.12 = 35,123.11/x
  3. Step 3: Cross multiply
    55,270.16x = 76,285.12 × 35,123.11
  4. Step 4: Simplify right side
    55,270.16x = 2,679,370,464.66
  5. Step 5: Solve for x
    x = 2,679,370,464.66/55,270.16
  6. Step 6: Final answer
    x = 48,477.70

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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.