Home / 346,076.46-519,111.60-109,419.23

Finding the Fourth Proportional to 346,076.46, 519,111.60 and 109,419.23

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Solution

The fourth proportional to 346,076.46, 519,111.60 and 109,419.23 is: 164,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,076.46 : 519,111.60 = 109,419.23 : x
  2. Step 2: Convert to fraction form
    346,076.46/519,111.60 = 109,419.23/x
  3. Step 3: Cross multiply
    346,076.46x = 519,111.60 × 109,419.23
  4. Step 4: Simplify right side
    346,076.46x = 56,800,788,960.51
  5. Step 5: Solve for x
    x = 56,800,788,960.51/346,076.46
  6. Step 6: Final answer
    x = 164,127.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.