Home / 112,487.02-168,666.63-45,849.10

Finding the Fourth Proportional to 112,487.02, 168,666.63 and 45,849.10

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Solution

The fourth proportional to 112,487.02, 168,666.63 and 45,849.10 is: 68,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,487.02 : 168,666.63 = 45,849.10 : x
  2. Step 2: Convert to fraction form
    112,487.02/168,666.63 = 45,849.10/x
  3. Step 3: Cross multiply
    112,487.02x = 168,666.63 × 45,849.10
  4. Step 4: Simplify right side
    112,487.02x = 7,733,213,185.53
  5. Step 5: Solve for x
    x = 7,733,213,185.53/112,487.02
  6. Step 6: Final answer
    x = 68,747.60

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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.