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Finding the Fourth Proportional to 162,693.39, 224,945.28 and 142,492.34

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Solution

The fourth proportional to 162,693.39, 224,945.28 and 142,492.34 is: 197,014.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,693.39 : 224,945.28 = 142,492.34 : x
  2. Step 2: Convert to fraction form
    162,693.39/224,945.28 = 142,492.34/x
  3. Step 3: Cross multiply
    162,693.39x = 224,945.28 × 142,492.34
  4. Step 4: Simplify right side
    162,693.39x = 32,052,979,319.16
  5. Step 5: Solve for x
    x = 32,052,979,319.16/162,693.39
  6. Step 6: Final answer
    x = 197,014.64

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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.