Home / 104,645.04-144,411.96-56,898.71

Finding the Fourth Proportional to 104,645.04, 144,411.96 and 56,898.71

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Solution

The fourth proportional to 104,645.04, 144,411.96 and 56,898.71 is: 78,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,645.04 : 144,411.96 = 56,898.71 : x
  2. Step 2: Convert to fraction form
    104,645.04/144,411.96 = 56,898.71/x
  3. Step 3: Cross multiply
    104,645.04x = 144,411.96 × 56,898.71
  4. Step 4: Simplify right side
    104,645.04x = 8,216,854,232.57
  5. Step 5: Solve for x
    x = 8,216,854,232.57/104,645.04
  6. Step 6: Final answer
    x = 78,521.20

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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.