Home / 105,037.27-144,953.16-57,290.62

Finding the Fourth Proportional to 105,037.27, 144,953.16 and 57,290.62

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Solution

The fourth proportional to 105,037.27, 144,953.16 and 57,290.62 is: 79,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,037.27 : 144,953.16 = 57,290.62 : x
  2. Step 2: Convert to fraction form
    105,037.27/144,953.16 = 57,290.62/x
  3. Step 3: Cross multiply
    105,037.27x = 144,953.16 × 57,290.62
  4. Step 4: Simplify right side
    105,037.27x = 8,304,456,407.36
  5. Step 5: Solve for x
    x = 8,304,456,407.36/105,037.27
  6. Step 6: Final answer
    x = 79,062.00

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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.