Home / 112,804.02-169,227.36-45,341.30

Finding the Fourth Proportional to 112,804.02, 169,227.36 and 45,341.30

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Solution

The fourth proportional to 112,804.02, 169,227.36 and 45,341.30 is: 68,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,804.02 : 169,227.36 = 45,341.30 : x
  2. Step 2: Convert to fraction form
    112,804.02/169,227.36 = 45,341.30/x
  3. Step 3: Cross multiply
    112,804.02x = 169,227.36 × 45,341.30
  4. Step 4: Simplify right side
    112,804.02x = 7,672,987,651.83
  5. Step 5: Solve for x
    x = 7,672,987,651.83/112,804.02
  6. Step 6: Final answer
    x = 68,020.52

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1.5x scale

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.