Home / 134,238.12-200,919.06-98,690.04

Finding the Fourth Proportional to 134,238.12, 200,919.06 and 98,690.04

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Solution

The fourth proportional to 134,238.12, 200,919.06 and 98,690.04 is: 147,712.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,238.12 : 200,919.06 = 98,690.04 : x
  2. Step 2: Convert to fraction form
    134,238.12/200,919.06 = 98,690.04/x
  3. Step 3: Cross multiply
    134,238.12x = 200,919.06 × 98,690.04
  4. Step 4: Simplify right side
    134,238.12x = 19,828,710,068.16
  5. Step 5: Solve for x
    x = 19,828,710,068.16/134,238.12
  6. Step 6: Final answer
    x = 147,712.96

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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.