Home / 112,637.02-169,002.51-49,424.49

Finding the Fourth Proportional to 112,637.02, 169,002.51 and 49,424.49

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Solution

The fourth proportional to 112,637.02, 169,002.51 and 49,424.49 is: 74,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,637.02 : 169,002.51 = 49,424.49 : x
  2. Step 2: Convert to fraction form
    112,637.02/169,002.51 = 49,424.49/x
  3. Step 3: Cross multiply
    112,637.02x = 169,002.51 × 49,424.49
  4. Step 4: Simplify right side
    112,637.02x = 8,352,862,865.47
  5. Step 5: Solve for x
    x = 8,352,862,865.47/112,637.02
  6. Step 6: Final answer
    x = 74,157.35

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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.