Home / 104,492.19-144,222.18-68,685.51

Finding the Fourth Proportional to 104,492.19, 144,222.18 and 68,685.51

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Solution

The fourth proportional to 104,492.19, 144,222.18 and 68,685.51 is: 94,801.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,492.19 : 144,222.18 = 68,685.51 : x
  2. Step 2: Convert to fraction form
    104,492.19/144,222.18 = 68,685.51/x
  3. Step 3: Cross multiply
    104,492.19x = 144,222.18 × 68,685.51
  4. Step 4: Simplify right side
    104,492.19x = 9,905,973,986.61
  5. Step 5: Solve for x
    x = 9,905,973,986.61/104,492.19
  6. Step 6: Final answer
    x = 94,801.09

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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.