Home / 102,328.13-141,222.36-59,886.69

Finding the Fourth Proportional to 102,328.13, 141,222.36 and 59,886.69

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Solution

The fourth proportional to 102,328.13, 141,222.36 and 59,886.69 is: 82,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,328.13 : 141,222.36 = 59,886.69 : x
  2. Step 2: Convert to fraction form
    102,328.13/141,222.36 = 59,886.69/x
  3. Step 3: Cross multiply
    102,328.13x = 141,222.36 × 59,886.69
  4. Step 4: Simplify right side
    102,328.13x = 8,457,339,918.96
  5. Step 5: Solve for x
    x = 8,457,339,918.96/102,328.13
  6. Step 6: Final answer
    x = 82,649.22

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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.