Home / 72,033.23-107,899.16-57,916.82

Finding the Fourth Proportional to 72,033.23, 107,899.16 and 57,916.82

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Solution

The fourth proportional to 72,033.23, 107,899.16 and 57,916.82 is: 86,754.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,033.23 : 107,899.16 = 57,916.82 : x
  2. Step 2: Convert to fraction form
    72,033.23/107,899.16 = 57,916.82/x
  3. Step 3: Cross multiply
    72,033.23x = 107,899.16 × 57,916.82
  4. Step 4: Simplify right side
    72,033.23x = 6,249,176,208.03
  5. Step 5: Solve for x
    x = 6,249,176,208.03/72,033.23
  6. Step 6: Final answer
    x = 86,754.07

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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.