Home / 108,376.16-162,416.51-52,212.18

Finding the Fourth Proportional to 108,376.16, 162,416.51 and 52,212.18

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Solution

The fourth proportional to 108,376.16, 162,416.51 and 52,212.18 is: 78,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,376.16 : 162,416.51 = 52,212.18 : x
  2. Step 2: Convert to fraction form
    108,376.16/162,416.51 = 52,212.18/x
  3. Step 3: Cross multiply
    108,376.16x = 162,416.51 × 52,212.18
  4. Step 4: Simplify right side
    108,376.16x = 8,480,120,055.09
  5. Step 5: Solve for x
    x = 8,480,120,055.09/108,376.16
  6. Step 6: Final answer
    x = 78,247.10

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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.