Home / 113,432.16-156,533.62-62,444.48

Finding the Fourth Proportional to 113,432.16, 156,533.62 and 62,444.48

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Solution

The fourth proportional to 113,432.16, 156,533.62 and 62,444.48 is: 86,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,432.16 : 156,533.62 = 62,444.48 : x
  2. Step 2: Convert to fraction form
    113,432.16/156,533.62 = 62,444.48/x
  3. Step 3: Cross multiply
    113,432.16x = 156,533.62 × 62,444.48
  4. Step 4: Simplify right side
    113,432.16x = 9,774,659,720.75
  5. Step 5: Solve for x
    x = 9,774,659,720.75/113,432.16
  6. Step 6: Final answer
    x = 86,171.86

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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.