Home / 102,576.16-141,555.26-57,254.14

Finding the Fourth Proportional to 102,576.16, 141,555.26 and 57,254.14

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Solution

The fourth proportional to 102,576.16, 141,555.26 and 57,254.14 is: 79,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,576.16 : 141,555.26 = 57,254.14 : x
  2. Step 2: Convert to fraction form
    102,576.16/141,555.26 = 57,254.14/x
  3. Step 3: Cross multiply
    102,576.16x = 141,555.26 × 57,254.14
  4. Step 4: Simplify right side
    102,576.16x = 8,104,624,463.02
  5. Step 5: Solve for x
    x = 8,104,624,463.02/102,576.16
  6. Step 6: Final answer
    x = 79,010.80

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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.