Home / 248,130.58-342,419.25-134,955.22

Finding the Fourth Proportional to 248,130.58, 342,419.25 and 134,955.22

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Solution

The fourth proportional to 248,130.58, 342,419.25 and 134,955.22 is: 186,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,130.58 : 342,419.25 = 134,955.22 : x
  2. Step 2: Convert to fraction form
    248,130.58/342,419.25 = 134,955.22/x
  3. Step 3: Cross multiply
    248,130.58x = 342,419.25 × 134,955.22
  4. Step 4: Simplify right side
    248,130.58x = 46,211,265,215.99
  5. Step 5: Solve for x
    x = 46,211,265,215.99/248,130.58
  6. Step 6: Final answer
    x = 186,237.69

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1.5x scale

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.