Home / 173,020.92-238,728.11-105,036.18

Finding the Fourth Proportional to 173,020.92, 238,728.11 and 105,036.18

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Solution

The fourth proportional to 173,020.92, 238,728.11 and 105,036.18 is: 144,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,020.92 : 238,728.11 = 105,036.18 : x
  2. Step 2: Convert to fraction form
    173,020.92/238,728.11 = 105,036.18/x
  3. Step 3: Cross multiply
    173,020.92x = 238,728.11 × 105,036.18
  4. Step 4: Simplify right side
    173,020.92x = 25,075,087,801.97
  5. Step 5: Solve for x
    x = 25,075,087,801.97/173,020.92
  6. Step 6: Final answer
    x = 144,925.18

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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.