Home / 104,422.51-144,101.58-56,674.63

Finding the Fourth Proportional to 104,422.51, 144,101.58 and 56,674.63

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Solution

The fourth proportional to 104,422.51, 144,101.58 and 56,674.63 is: 78,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,422.51 : 144,101.58 = 56,674.63 : x
  2. Step 2: Convert to fraction form
    104,422.51/144,101.58 = 56,674.63/x
  3. Step 3: Cross multiply
    104,422.51x = 144,101.58 × 56,674.63
  4. Step 4: Simplify right side
    104,422.51x = 8,166,903,728.92
  5. Step 5: Solve for x
    x = 8,166,903,728.92/104,422.51
  6. Step 6: Final answer
    x = 78,210.18

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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.