Home / 148,085.02-221,993.13-76,924.48

Finding the Fourth Proportional to 148,085.02, 221,993.13 and 76,924.48

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Solution

The fourth proportional to 148,085.02, 221,993.13 and 76,924.48 is: 115,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,085.02 : 221,993.13 = 76,924.48 : x
  2. Step 2: Convert to fraction form
    148,085.02/221,993.13 = 76,924.48/x
  3. Step 3: Cross multiply
    148,085.02x = 221,993.13 × 76,924.48
  4. Step 4: Simplify right side
    148,085.02x = 17,076,706,088.82
  5. Step 5: Solve for x
    x = 17,076,706,088.82/148,085.02
  6. Step 6: Final answer
    x = 115,316.90

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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.