Home / 156,442.64-216,069.03-106,054.16

Finding the Fourth Proportional to 156,442.64, 216,069.03 and 106,054.16

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Solution

The fourth proportional to 156,442.64, 216,069.03 and 106,054.16 is: 146,475.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,442.64 : 216,069.03 = 106,054.16 : x
  2. Step 2: Convert to fraction form
    156,442.64/216,069.03 = 106,054.16/x
  3. Step 3: Cross multiply
    156,442.64x = 216,069.03 × 106,054.16
  4. Step 4: Simplify right side
    156,442.64x = 22,915,019,478.66
  5. Step 5: Solve for x
    x = 22,915,019,478.66/156,442.64
  6. Step 6: Final answer
    x = 146,475.54

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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.