Home / 134,622.68-185,670.24-118,455.08

Finding the Fourth Proportional to 134,622.68, 185,670.24 and 118,455.08

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Solution

The fourth proportional to 134,622.68, 185,670.24 and 118,455.08 is: 163,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,622.68 : 185,670.24 = 118,455.08 : x
  2. Step 2: Convert to fraction form
    134,622.68/185,670.24 = 118,455.08/x
  3. Step 3: Cross multiply
    134,622.68x = 185,670.24 × 118,455.08
  4. Step 4: Simplify right side
    134,622.68x = 21,993,583,132.82
  5. Step 5: Solve for x
    x = 21,993,583,132.82/134,622.68
  6. Step 6: Final answer
    x = 163,372.05

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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.