Home / 146,444.80-219,740.10-83,313.40

Finding the Fourth Proportional to 146,444.80, 219,740.10 and 83,313.40

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Solution

The fourth proportional to 146,444.80, 219,740.10 and 83,313.40 is: 125,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,444.80 : 219,740.10 = 83,313.40 : x
  2. Step 2: Convert to fraction form
    146,444.80/219,740.10 = 83,313.40/x
  3. Step 3: Cross multiply
    146,444.80x = 219,740.10 × 83,313.40
  4. Step 4: Simplify right side
    146,444.80x = 18,307,294,847.34
  5. Step 5: Solve for x
    x = 18,307,294,847.34/146,444.80
  6. Step 6: Final answer
    x = 125,011.57

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1.5x scale

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.