Home / 102,317.02-141,195.36-56,994.94

Finding the Fourth Proportional to 102,317.02, 141,195.36 and 56,994.94

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Solution

The fourth proportional to 102,317.02, 141,195.36 and 56,994.94 is: 78,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,317.02 : 141,195.36 = 56,994.94 : x
  2. Step 2: Convert to fraction form
    102,317.02/141,195.36 = 56,994.94/x
  3. Step 3: Cross multiply
    102,317.02x = 141,195.36 × 56,994.94
  4. Step 4: Simplify right side
    102,317.02x = 8,047,421,071.48
  5. Step 5: Solve for x
    x = 8,047,421,071.48/102,317.02
  6. Step 6: Final answer
    x = 78,651.83

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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.