Home / 251,030.49-346,411.71-136,304.64

Finding the Fourth Proportional to 251,030.49, 346,411.71 and 136,304.64

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Solution

The fourth proportional to 251,030.49, 346,411.71 and 136,304.64 is: 188,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,030.49 : 346,411.71 = 136,304.64 : x
  2. Step 2: Convert to fraction form
    251,030.49/346,411.71 = 136,304.64/x
  3. Step 3: Cross multiply
    251,030.49x = 346,411.71 × 136,304.64
  4. Step 4: Simplify right side
    251,030.49x = 47,217,523,423.33
  5. Step 5: Solve for x
    x = 47,217,523,423.33/251,030.49
  6. Step 6: Final answer
    x = 188,094.77

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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.