Home / 245,941.81-339,395.11-134,055.45

Finding the Fourth Proportional to 245,941.81, 339,395.11 and 134,055.45

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Solution

The fourth proportional to 245,941.81, 339,395.11 and 134,055.45 is: 184,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,941.81 : 339,395.11 = 134,055.45 : x
  2. Step 2: Convert to fraction form
    245,941.81/339,395.11 = 134,055.45/x
  3. Step 3: Cross multiply
    245,941.81x = 339,395.11 × 134,055.45
  4. Step 4: Simplify right side
    245,941.81x = 45,497,763,863.71
  5. Step 5: Solve for x
    x = 45,497,763,863.71/245,941.81
  6. Step 6: Final answer
    x = 184,994.02

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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.