Home / 134,094.12-185,083.14-77,497.32

Finding the Fourth Proportional to 134,094.12, 185,083.14 and 77,497.32

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Solution

The fourth proportional to 134,094.12, 185,083.14 and 77,497.32 is: 106,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,094.12 : 185,083.14 = 77,497.32 : x
  2. Step 2: Convert to fraction form
    134,094.12/185,083.14 = 77,497.32/x
  3. Step 3: Cross multiply
    134,094.12x = 185,083.14 × 77,497.32
  4. Step 4: Simplify right side
    134,094.12x = 14,343,447,327.18
  5. Step 5: Solve for x
    x = 14,343,447,327.18/134,094.12
  6. Step 6: Final answer
    x = 106,965.52

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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.