Home / 104,453.93-144,148.13-56,707.32

Finding the Fourth Proportional to 104,453.93, 144,148.13 and 56,707.32

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Solution

The fourth proportional to 104,453.93, 144,148.13 and 56,707.32 is: 78,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,453.93 : 144,148.13 = 56,707.32 : x
  2. Step 2: Convert to fraction form
    104,453.93/144,148.13 = 56,707.32/x
  3. Step 3: Cross multiply
    104,453.93x = 144,148.13 × 56,707.32
  4. Step 4: Simplify right side
    104,453.93x = 8,174,253,548.22
  5. Step 5: Solve for x
    x = 8,174,253,548.22/104,453.93
  6. Step 6: Final answer
    x = 78,257.02

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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.