Home / 86,893.02-119,884.50-48,646.95

Finding the Fourth Proportional to 86,893.02, 119,884.50 and 48,646.95

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Solution

The fourth proportional to 86,893.02, 119,884.50 and 48,646.95 is: 67,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,893.02 : 119,884.50 = 48,646.95 : x
  2. Step 2: Convert to fraction form
    86,893.02/119,884.50 = 48,646.95/x
  3. Step 3: Cross multiply
    86,893.02x = 119,884.50 × 48,646.95
  4. Step 4: Simplify right side
    86,893.02x = 5,832,014,434.62
  5. Step 5: Solve for x
    x = 5,832,014,434.62/86,893.02
  6. Step 6: Final answer
    x = 67,117.18

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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.