Home / 143,259.26-214,931.82-57,826.13

Finding the Fourth Proportional to 143,259.26, 214,931.82 and 57,826.13

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Solution

The fourth proportional to 143,259.26, 214,931.82 and 57,826.13 is: 86,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,259.26 : 214,931.82 = 57,826.13 : x
  2. Step 2: Convert to fraction form
    143,259.26/214,931.82 = 57,826.13/x
  3. Step 3: Cross multiply
    143,259.26x = 214,931.82 × 57,826.13
  4. Step 4: Simplify right side
    143,259.26x = 12,428,675,364.46
  5. Step 5: Solve for x
    x = 12,428,675,364.46/143,259.26
  6. Step 6: Final answer
    x = 86,756.52

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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.