Home / 119,206.16-164,505.54-65,492.36

Finding the Fourth Proportional to 119,206.16, 164,505.54 and 65,492.36

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Solution

The fourth proportional to 119,206.16, 164,505.54 and 65,492.36 is: 90,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,206.16 : 164,505.54 = 65,492.36 : x
  2. Step 2: Convert to fraction form
    119,206.16/164,505.54 = 65,492.36/x
  3. Step 3: Cross multiply
    119,206.16x = 164,505.54 × 65,492.36
  4. Step 4: Simplify right side
    119,206.16x = 10,773,856,047.67
  5. Step 5: Solve for x
    x = 10,773,856,047.67/119,206.16
  6. Step 6: Final answer
    x = 90,380.03

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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.