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Finding the Fourth Proportional to 175,136.53, 262,746.56 and 56,808.13

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Solution

The fourth proportional to 175,136.53, 262,746.56 and 56,808.13 is: 85,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,136.53 : 262,746.56 = 56,808.13 : x
  2. Step 2: Convert to fraction form
    175,136.53/262,746.56 = 56,808.13/x
  3. Step 3: Cross multiply
    175,136.53x = 262,746.56 × 56,808.13
  4. Step 4: Simplify right side
    175,136.53x = 14,926,140,453.49
  5. Step 5: Solve for x
    x = 14,926,140,453.49/175,136.53
  6. Step 6: Final answer
    x = 85,225.74

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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.