Home / 88,913.70-133,474.73-70,206.35

Finding the Fourth Proportional to 88,913.70, 133,474.73 and 70,206.35

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Solution

The fourth proportional to 88,913.70, 133,474.73 and 70,206.35 is: 105,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,913.70 : 133,474.73 = 70,206.35 : x
  2. Step 2: Convert to fraction form
    88,913.70/133,474.73 = 70,206.35/x
  3. Step 3: Cross multiply
    88,913.70x = 133,474.73 × 70,206.35
  4. Step 4: Simplify right side
    88,913.70x = 9,370,772,592.13
  5. Step 5: Solve for x
    x = 9,370,772,592.13/88,913.70
  6. Step 6: Final answer
    x = 105,391.77

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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.