Home / 144,365.04-199,225.04-79,838.64

Finding the Fourth Proportional to 144,365.04, 199,225.04 and 79,838.64

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Solution

The fourth proportional to 144,365.04, 199,225.04 and 79,838.64 is: 110,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,365.04 : 199,225.04 = 79,838.64 : x
  2. Step 2: Convert to fraction form
    144,365.04/199,225.04 = 79,838.64/x
  3. Step 3: Cross multiply
    144,365.04x = 199,225.04 × 79,838.64
  4. Step 4: Simplify right side
    144,365.04x = 15,905,855,848.35
  5. Step 5: Solve for x
    x = 15,905,855,848.35/144,365.04
  6. Step 6: Final answer
    x = 110,178.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.