Home / 104,374.05-144,111.06-64,141.74

Finding the Fourth Proportional to 104,374.05, 144,111.06 and 64,141.74

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Solution

The fourth proportional to 104,374.05, 144,111.06 and 64,141.74 is: 88,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,374.05 : 144,111.06 = 64,141.74 : x
  2. Step 2: Convert to fraction form
    104,374.05/144,111.06 = 64,141.74/x
  3. Step 3: Cross multiply
    104,374.05x = 144,111.06 × 64,141.74
  4. Step 4: Simplify right side
    104,374.05x = 9,243,534,141.64
  5. Step 5: Solve for x
    x = 9,243,534,141.64/104,374.05
  6. Step 6: Final answer
    x = 88,561.61

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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.