Home / 149,563.12-224,492.47-65,381.39

Finding the Fourth Proportional to 149,563.12, 224,492.47 and 65,381.39

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Solution

The fourth proportional to 149,563.12, 224,492.47 and 65,381.39 is: 98,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,563.12 : 224,492.47 = 65,381.39 : x
  2. Step 2: Convert to fraction form
    149,563.12/224,492.47 = 65,381.39/x
  3. Step 3: Cross multiply
    149,563.12x = 224,492.47 × 65,381.39
  4. Step 4: Simplify right side
    149,563.12x = 14,677,630,064.47
  5. Step 5: Solve for x
    x = 14,677,630,064.47/149,563.12
  6. Step 6: Final answer
    x = 98,136.69

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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.