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Finding the Fourth Proportional to 180,462.16, 248,980.53 and 104,996.08

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Solution

The fourth proportional to 180,462.16, 248,980.53 and 104,996.08 is: 144,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,462.16 : 248,980.53 = 104,996.08 : x
  2. Step 2: Convert to fraction form
    180,462.16/248,980.53 = 104,996.08/x
  3. Step 3: Cross multiply
    180,462.16x = 248,980.53 × 104,996.08
  4. Step 4: Simplify right side
    180,462.16x = 26,141,979,646.32
  5. Step 5: Solve for x
    x = 26,141,979,646.32/180,462.16
  6. Step 6: Final answer
    x = 144,861.28

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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.