Home / 102,323.22-141,210.34-57,001.22

Finding the Fourth Proportional to 102,323.22, 141,210.34 and 57,001.22

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Solution

The fourth proportional to 102,323.22, 141,210.34 and 57,001.22 is: 78,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,323.22 : 141,210.34 = 57,001.22 : x
  2. Step 2: Convert to fraction form
    102,323.22/141,210.34 = 57,001.22/x
  3. Step 3: Cross multiply
    102,323.22x = 141,210.34 × 57,001.22
  4. Step 4: Simplify right side
    102,323.22x = 8,049,161,337.60
  5. Step 5: Solve for x
    x = 8,049,161,337.60/102,323.22
  6. Step 6: Final answer
    x = 78,664.07

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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.