Home / 134,337.95-185,386.35-73,907.28

Finding the Fourth Proportional to 134,337.95, 185,386.35 and 73,907.28

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Solution

The fourth proportional to 134,337.95, 185,386.35 and 73,907.28 is: 101,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,337.95 : 185,386.35 = 73,907.28 : x
  2. Step 2: Convert to fraction form
    134,337.95/185,386.35 = 73,907.28/x
  3. Step 3: Cross multiply
    134,337.95x = 185,386.35 × 73,907.28
  4. Step 4: Simplify right side
    134,337.95x = 13,701,400,877.63
  5. Step 5: Solve for x
    x = 13,701,400,877.63/134,337.95
  6. Step 6: Final answer
    x = 101,992.04

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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.