Home / 147,184.29-203,061.17-83,485.18

Finding the Fourth Proportional to 147,184.29, 203,061.17 and 83,485.18

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Solution

The fourth proportional to 147,184.29, 203,061.17 and 83,485.18 is: 115,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,184.29 : 203,061.17 = 83,485.18 : x
  2. Step 2: Convert to fraction form
    147,184.29/203,061.17 = 83,485.18/x
  3. Step 3: Cross multiply
    147,184.29x = 203,061.17 × 83,485.18
  4. Step 4: Simplify right side
    147,184.29x = 16,952,598,328.46
  5. Step 5: Solve for x
    x = 16,952,598,328.46/147,184.29
  6. Step 6: Final answer
    x = 115,179.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.