Home / 52,296.16-72,179.18-31,071.32

Finding the Fourth Proportional to 52,296.16, 72,179.18 and 31,071.32

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Solution

The fourth proportional to 52,296.16, 72,179.18 and 31,071.32 is: 42,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,296.16 : 72,179.18 = 31,071.32 : x
  2. Step 2: Convert to fraction form
    52,296.16/72,179.18 = 31,071.32/x
  3. Step 3: Cross multiply
    52,296.16x = 72,179.18 × 31,071.32
  4. Step 4: Simplify right side
    52,296.16x = 2,242,702,399.12
  5. Step 5: Solve for x
    x = 2,242,702,399.12/52,296.16
  6. Step 6: Final answer
    x = 42,884.65

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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.