Home / 105,008.16-144,914.76-57,264.12

Finding the Fourth Proportional to 105,008.16, 144,914.76 and 57,264.12

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Solution

The fourth proportional to 105,008.16, 144,914.76 and 57,264.12 is: 79,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,008.16 : 144,914.76 = 57,264.12 : x
  2. Step 2: Convert to fraction form
    105,008.16/144,914.76 = 57,264.12/x
  3. Step 3: Cross multiply
    105,008.16x = 144,914.76 × 57,264.12
  4. Step 4: Simplify right side
    105,008.16x = 8,298,416,206.41
  5. Step 5: Solve for x
    x = 8,298,416,206.41/105,008.16
  6. Step 6: Final answer
    x = 79,026.39

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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.