Home / 66,852.04-100,256.18-31,302.35

Finding the Fourth Proportional to 66,852.04, 100,256.18 and 31,302.35

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Solution

The fourth proportional to 66,852.04, 100,256.18 and 31,302.35 is: 46,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852.04 : 100,256.18 = 31,302.35 : x
  2. Step 2: Convert to fraction form
    66,852.04/100,256.18 = 31,302.35/x
  3. Step 3: Cross multiply
    66,852.04x = 100,256.18 × 31,302.35
  4. Step 4: Simplify right side
    66,852.04x = 3,138,253,879.51
  5. Step 5: Solve for x
    x = 3,138,253,879.51/66,852.04
  6. Step 6: Final answer
    x = 46,943.28

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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.