Home / 346,169.07-519,485.54-121,530.17

Finding the Fourth Proportional to 346,169.07, 519,485.54 and 121,530.17

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Solution

The fourth proportional to 346,169.07, 519,485.54 and 121,530.17 is: 182,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,169.07 : 519,485.54 = 121,530.17 : x
  2. Step 2: Convert to fraction form
    346,169.07/519,485.54 = 121,530.17/x
  3. Step 3: Cross multiply
    346,169.07x = 519,485.54 × 121,530.17
  4. Step 4: Simplify right side
    346,169.07x = 63,133,162,783.66
  5. Step 5: Solve for x
    x = 63,133,162,783.66/346,169.07
  6. Step 6: Final answer
    x = 182,376.67

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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.