Home / 97,027.12-133,897.20-54,585.64

Finding the Fourth Proportional to 97,027.12, 133,897.20 and 54,585.64

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Solution

The fourth proportional to 97,027.12, 133,897.20 and 54,585.64 is: 75,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,027.12 : 133,897.20 = 54,585.64 : x
  2. Step 2: Convert to fraction form
    97,027.12/133,897.20 = 54,585.64/x
  3. Step 3: Cross multiply
    97,027.12x = 133,897.20 × 54,585.64
  4. Step 4: Simplify right side
    97,027.12x = 7,308,864,356.21
  5. Step 5: Solve for x
    x = 7,308,864,356.21/97,027.12
  6. Step 6: Final answer
    x = 75,328.06

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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.