Home / 134,316.86-185,363.49-73,886.40

Finding the Fourth Proportional to 134,316.86, 185,363.49 and 73,886.40

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Solution

The fourth proportional to 134,316.86, 185,363.49 and 73,886.40 is: 101,966.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,316.86 : 185,363.49 = 73,886.40 : x
  2. Step 2: Convert to fraction form
    134,316.86/185,363.49 = 73,886.40/x
  3. Step 3: Cross multiply
    134,316.86x = 185,363.49 × 73,886.40
  4. Step 4: Simplify right side
    134,316.86x = 13,695,840,967.54
  5. Step 5: Solve for x
    x = 13,695,840,967.54/134,316.86
  6. Step 6: Final answer
    x = 101,966.66

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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.