Home / 163,837.02-245,814.77-57,236.78

Finding the Fourth Proportional to 163,837.02, 245,814.77 and 57,236.78

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Solution

The fourth proportional to 163,837.02, 245,814.77 and 57,236.78 is: 85,875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,837.02 : 245,814.77 = 57,236.78 : x
  2. Step 2: Convert to fraction form
    163,837.02/245,814.77 = 57,236.78/x
  3. Step 3: Cross multiply
    163,837.02x = 245,814.77 × 57,236.78
  4. Step 4: Simplify right side
    163,837.02x = 14,069,645,911.24
  5. Step 5: Solve for x
    x = 14,069,645,911.24/163,837.02
  6. Step 6: Final answer
    x = 85,875.87

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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.