Home / 346,115.80-519,125.10-109,482.40

Finding the Fourth Proportional to 346,115.80, 519,125.10 and 109,482.40

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Solution

The fourth proportional to 346,115.80, 519,125.10 and 109,482.40 is: 164,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,115.80 : 519,125.10 = 109,482.40 : x
  2. Step 2: Convert to fraction form
    346,115.80/519,125.10 = 109,482.40/x
  3. Step 3: Cross multiply
    346,115.80x = 519,125.10 × 109,482.40
  4. Step 4: Simplify right side
    346,115.80x = 56,835,061,848.24
  5. Step 5: Solve for x
    x = 56,835,061,848.24/346,115.80
  6. Step 6: Final answer
    x = 164,208.23

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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.