Home / 437,566.04-656,349.06-105,142.04

Finding the Fourth Proportional to 437,566.04, 656,349.06 and 105,142.04

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Solution

The fourth proportional to 437,566.04, 656,349.06 and 105,142.04 is: 157,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,566.04 : 656,349.06 = 105,142.04 : x
  2. Step 2: Convert to fraction form
    437,566.04/656,349.06 = 105,142.04/x
  3. Step 3: Cross multiply
    437,566.04x = 656,349.06 × 105,142.04
  4. Step 4: Simplify right side
    437,566.04x = 69,009,875,838.74
  5. Step 5: Solve for x
    x = 69,009,875,838.74/437,566.04
  6. Step 6: Final answer
    x = 157,713.05

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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.