Home / 180,140.16-248,592-99,573.12

Finding the Fourth Proportional to 180,140.16, 248,592 and 99,573.12

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Solution

The fourth proportional to 180,140.16, 248,592 and 99,573.12 is: 137,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,140.16 : 248,592 = 99,573.12 : x
  2. Step 2: Convert to fraction form
    180,140.16/248,592 = 99,573.12/x
  3. Step 3: Cross multiply
    180,140.16x = 248,592 × 99,573.12
  4. Step 4: Simplify right side
    180,140.16x = 24,753,081,047.04
  5. Step 5: Solve for x
    x = 24,753,081,047.04/180,140.16
  6. Step 6: Final answer
    x = 137,410.12

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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.