Home / 124,054.32-186,082-38,666.24

Finding the Fourth Proportional to 124,054.32, 186,082 and 38,666.24

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Solution

The fourth proportional to 124,054.32, 186,082 and 38,666.24 is: 57,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,054.32 : 186,082 = 38,666.24 : x
  2. Step 2: Convert to fraction form
    124,054.32/186,082 = 38,666.24/x
  3. Step 3: Cross multiply
    124,054.32x = 186,082 × 38,666.24
  4. Step 4: Simplify right side
    124,054.32x = 7,195,091,271.68
  5. Step 5: Solve for x
    x = 7,195,091,271.68/124,054.32
  6. Step 6: Final answer
    x = 57,999.52

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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.