Home / 134,218.24-201,482.88-72,010.24

Finding the Fourth Proportional to 134,218.24, 201,482.88 and 72,010.24

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Solution

The fourth proportional to 134,218.24, 201,482.88 and 72,010.24 is: 108,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,218.24 : 201,482.88 = 72,010.24 : x
  2. Step 2: Convert to fraction form
    134,218.24/201,482.88 = 72,010.24/x
  3. Step 3: Cross multiply
    134,218.24x = 201,482.88 × 72,010.24
  4. Step 4: Simplify right side
    134,218.24x = 14,508,830,544.69
  5. Step 5: Solve for x
    x = 14,508,830,544.69/134,218.24
  6. Step 6: Final answer
    x = 108,098.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.