Home / 346,152.21-519,247.22-109,477.23

Finding the Fourth Proportional to 346,152.21, 519,247.22 and 109,477.23

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Solution

The fourth proportional to 346,152.21, 519,247.22 and 109,477.23 is: 164,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,152.21 : 519,247.22 = 109,477.23 : x
  2. Step 2: Convert to fraction form
    346,152.21/519,247.22 = 109,477.23/x
  3. Step 3: Cross multiply
    346,152.21x = 519,247.22 × 109,477.23
  4. Step 4: Simplify right side
    346,152.21x = 56,845,746,783.41
  5. Step 5: Solve for x
    x = 56,845,746,783.41/346,152.21
  6. Step 6: Final answer
    x = 164,221.82

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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.