Home / 102,220.23-141,047.04-56,897.04

Finding the Fourth Proportional to 102,220.23, 141,047.04 and 56,897.04

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Solution

The fourth proportional to 102,220.23, 141,047.04 and 56,897.04 is: 78,508.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,220.23 : 141,047.04 = 56,897.04 : x
  2. Step 2: Convert to fraction form
    102,220.23/141,047.04 = 56,897.04/x
  3. Step 3: Cross multiply
    102,220.23x = 141,047.04 × 56,897.04
  4. Step 4: Simplify right side
    102,220.23x = 8,025,159,076.76
  5. Step 5: Solve for x
    x = 8,025,159,076.76/102,220.23
  6. Step 6: Final answer
    x = 78,508.52

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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.