Home / 102,263.06-153,417.82-31,192.05

Finding the Fourth Proportional to 102,263.06, 153,417.82 and 31,192.05

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Solution

The fourth proportional to 102,263.06, 153,417.82 and 31,192.05 is: 46,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,263.06 : 153,417.82 = 31,192.05 : x
  2. Step 2: Convert to fraction form
    102,263.06/153,417.82 = 31,192.05/x
  3. Step 3: Cross multiply
    102,263.06x = 153,417.82 × 31,192.05
  4. Step 4: Simplify right side
    102,263.06x = 4,785,416,308.65
  5. Step 5: Solve for x
    x = 4,785,416,308.65/102,263.06
  6. Step 6: Final answer
    x = 46,795.16

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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.