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Finding the Fourth Proportional to 119,603.55, 179,405.58 and 112,296.24

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Solution

The fourth proportional to 119,603.55, 179,405.58 and 112,296.24 is: 168,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,603.55 : 179,405.58 = 112,296.24 : x
  2. Step 2: Convert to fraction form
    119,603.55/179,405.58 = 112,296.24/x
  3. Step 3: Cross multiply
    119,603.55x = 179,405.58 × 112,296.24
  4. Step 4: Simplify right side
    119,603.55x = 20,146,572,490.13
  5. Step 5: Solve for x
    x = 20,146,572,490.13/119,603.55
  6. Step 6: Final answer
    x = 168,444.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.