Home / 104,228.32-143,835.60-58,914.40

Finding the Fourth Proportional to 104,228.32, 143,835.60 and 58,914.40

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Solution

The fourth proportional to 104,228.32, 143,835.60 and 58,914.40 is: 81,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,228.32 : 143,835.60 = 58,914.40 : x
  2. Step 2: Convert to fraction form
    104,228.32/143,835.60 = 58,914.40/x
  3. Step 3: Cross multiply
    104,228.32x = 143,835.60 × 58,914.40
  4. Step 4: Simplify right side
    104,228.32x = 8,473,988,072.64
  5. Step 5: Solve for x
    x = 8,473,988,072.64/104,228.32
  6. Step 6: Final answer
    x = 81,302.17

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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.