Home / 117,025.02-175,432.77-42,127.56

Finding the Fourth Proportional to 117,025.02, 175,432.77 and 42,127.56

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Solution

The fourth proportional to 117,025.02, 175,432.77 and 42,127.56 is: 63,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,025.02 : 175,432.77 = 42,127.56 : x
  2. Step 2: Convert to fraction form
    117,025.02/175,432.77 = 42,127.56/x
  3. Step 3: Cross multiply
    117,025.02x = 175,432.77 × 42,127.56
  4. Step 4: Simplify right side
    117,025.02x = 7,390,554,544.14
  5. Step 5: Solve for x
    x = 7,390,554,544.14/117,025.02
  6. Step 6: Final answer
    x = 63,153.63

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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.