Home / 146,722.46-202,477.86-86,295.65

Finding the Fourth Proportional to 146,722.46, 202,477.86 and 86,295.65

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Solution

The fourth proportional to 146,722.46, 202,477.86 and 86,295.65 is: 119,088.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,722.46 : 202,477.86 = 86,295.65 : x
  2. Step 2: Convert to fraction form
    146,722.46/202,477.86 = 86,295.65/x
  3. Step 3: Cross multiply
    146,722.46x = 202,477.86 × 86,295.65
  4. Step 4: Simplify right side
    146,722.46x = 17,472,957,526.92
  5. Step 5: Solve for x
    x = 17,472,957,526.92/146,722.46
  6. Step 6: Final answer
    x = 119,088.50

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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.