Home / 108,239.32-149,369.70-60,492.64

Finding the Fourth Proportional to 108,239.32, 149,369.70 and 60,492.64

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Solution

The fourth proportional to 108,239.32, 149,369.70 and 60,492.64 is: 83,479.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,239.32 : 149,369.70 = 60,492.64 : x
  2. Step 2: Convert to fraction form
    108,239.32/149,369.70 = 60,492.64/x
  3. Step 3: Cross multiply
    108,239.32x = 149,369.70 × 60,492.64
  4. Step 4: Simplify right side
    108,239.32x = 9,035,767,489.01
  5. Step 5: Solve for x
    x = 9,035,767,489.01/108,239.32
  6. Step 6: Final answer
    x = 83,479.53

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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.