Home / 104,374.29-144,036.77-56,627.62

Finding the Fourth Proportional to 104,374.29, 144,036.77 and 56,627.62

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Solution

The fourth proportional to 104,374.29, 144,036.77 and 56,627.62 is: 78,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,374.29 : 144,036.77 = 56,627.62 : x
  2. Step 2: Convert to fraction form
    104,374.29/144,036.77 = 56,627.62/x
  3. Step 3: Cross multiply
    104,374.29x = 144,036.77 × 56,627.62
  4. Step 4: Simplify right side
    104,374.29x = 8,156,459,477.59
  5. Step 5: Solve for x
    x = 8,156,459,477.59/104,374.29
  6. Step 6: Final answer
    x = 78,146.25

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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.