Home / 56,192.04-84,300.36-21,131.70

Finding the Fourth Proportional to 56,192.04, 84,300.36 and 21,131.70

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Solution

The fourth proportional to 56,192.04, 84,300.36 and 21,131.70 is: 31,702.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,192.04 : 84,300.36 = 21,131.70 : x
  2. Step 2: Convert to fraction form
    56,192.04/84,300.36 = 21,131.70/x
  3. Step 3: Cross multiply
    56,192.04x = 84,300.36 × 21,131.70
  4. Step 4: Simplify right side
    56,192.04x = 1,781,409,917.41
  5. Step 5: Solve for x
    x = 1,781,409,917.41/56,192.04
  6. Step 6: Final answer
    x = 31,702.18

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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.