Home / 103,834.98-143,292.34-56,088.33

Finding the Fourth Proportional to 103,834.98, 143,292.34 and 56,088.33

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Solution

The fourth proportional to 103,834.98, 143,292.34 and 56,088.33 is: 77,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,834.98 : 143,292.34 = 56,088.33 : x
  2. Step 2: Convert to fraction form
    103,834.98/143,292.34 = 56,088.33/x
  3. Step 3: Cross multiply
    103,834.98x = 143,292.34 × 56,088.33
  4. Step 4: Simplify right side
    103,834.98x = 8,037,028,052.39
  5. Step 5: Solve for x
    x = 8,037,028,052.39/103,834.98
  6. Step 6: Final answer
    x = 77,401.93

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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.