Home / 109,152.02-163,727.40-30,265.94

Finding the Fourth Proportional to 109,152.02, 163,727.40 and 30,265.94

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Solution

The fourth proportional to 109,152.02, 163,727.40 and 30,265.94 is: 45,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,152.02 : 163,727.40 = 30,265.94 : x
  2. Step 2: Convert to fraction form
    109,152.02/163,727.40 = 30,265.94/x
  3. Step 3: Cross multiply
    109,152.02x = 163,727.40 × 30,265.94
  4. Step 4: Simplify right side
    109,152.02x = 4,955,363,664.76
  5. Step 5: Solve for x
    x = 4,955,363,664.76/109,152.02
  6. Step 6: Final answer
    x = 45,398.74

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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.