Home / 251,051.04-346,457.52-137,881.08

Finding the Fourth Proportional to 251,051.04, 346,457.52 and 137,881.08

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Solution

The fourth proportional to 251,051.04, 346,457.52 and 137,881.08 is: 190,279.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,051.04 : 346,457.52 = 137,881.08 : x
  2. Step 2: Convert to fraction form
    251,051.04/346,457.52 = 137,881.08/x
  3. Step 3: Cross multiply
    251,051.04x = 346,457.52 × 137,881.08
  4. Step 4: Simplify right side
    251,051.04x = 47,769,937,031.72
  5. Step 5: Solve for x
    x = 47,769,937,031.72/251,051.04
  6. Step 6: Final answer
    x = 190,279.78

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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.