Home / 104,860.32-144,706.50-57,113.52

Finding the Fourth Proportional to 104,860.32, 144,706.50 and 57,113.52

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Solution

The fourth proportional to 104,860.32, 144,706.50 and 57,113.52 is: 78,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,860.32 : 144,706.50 = 57,113.52 : x
  2. Step 2: Convert to fraction form
    104,860.32/144,706.50 = 57,113.52/x
  3. Step 3: Cross multiply
    104,860.32x = 144,706.50 × 57,113.52
  4. Step 4: Simplify right side
    104,860.32x = 8,264,697,581.88
  5. Step 5: Solve for x
    x = 8,264,697,581.88/104,860.32
  6. Step 6: Final answer
    x = 78,816.25

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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.