Home / 137,271.55-189,457.42-94,215.68

Finding the Fourth Proportional to 137,271.55, 189,457.42 and 94,215.68

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Solution

The fourth proportional to 137,271.55, 189,457.42 and 94,215.68 is: 130,033.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,271.55 : 189,457.42 = 94,215.68 : x
  2. Step 2: Convert to fraction form
    137,271.55/189,457.42 = 94,215.68/x
  3. Step 3: Cross multiply
    137,271.55x = 189,457.42 × 94,215.68
  4. Step 4: Simplify right side
    137,271.55x = 17,849,858,562.09
  5. Step 5: Solve for x
    x = 17,849,858,562.09/137,271.55
  6. Step 6: Final answer
    x = 130,033.19

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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.