Home / 60,148.86-90,218.03-18,038.34

Finding the Fourth Proportional to 60,148.86, 90,218.03 and 18,038.34

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Solution

The fourth proportional to 60,148.86, 90,218.03 and 18,038.34 is: 27,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,148.86 : 90,218.03 = 18,038.34 : x
  2. Step 2: Convert to fraction form
    60,148.86/90,218.03 = 18,038.34/x
  3. Step 3: Cross multiply
    60,148.86x = 90,218.03 × 18,038.34
  4. Step 4: Simplify right side
    60,148.86x = 1,627,383,409.08
  5. Step 5: Solve for x
    x = 1,627,383,409.08/60,148.86
  6. Step 6: Final answer
    x = 27,055.93

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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.