Home / 248,066.10-342,333-134,888.04

Finding the Fourth Proportional to 248,066.10, 342,333 and 134,888.04

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Solution

The fourth proportional to 248,066.10, 342,333 and 134,888.04 is: 186,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,066.10 : 342,333 = 134,888.04 : x
  2. Step 2: Convert to fraction form
    248,066.10/342,333 = 134,888.04/x
  3. Step 3: Cross multiply
    248,066.10x = 342,333 × 134,888.04
  4. Step 4: Simplify right side
    248,066.10x = 46,176,627,397.32
  5. Step 5: Solve for x
    x = 46,176,627,397.32/248,066.10
  6. Step 6: Final answer
    x = 186,146.46

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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.