Home / 164,031.36-245,148.26-119,751.36

Finding the Fourth Proportional to 164,031.36, 245,148.26 and 119,751.36

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Solution

The fourth proportional to 164,031.36, 245,148.26 and 119,751.36 is: 178,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,031.36 : 245,148.26 = 119,751.36 : x
  2. Step 2: Convert to fraction form
    164,031.36/245,148.26 = 119,751.36/x
  3. Step 3: Cross multiply
    164,031.36x = 245,148.26 × 119,751.36
  4. Step 4: Simplify right side
    164,031.36x = 29,356,837,536.63
  5. Step 5: Solve for x
    x = 29,356,837,536.63/164,031.36
  6. Step 6: Final answer
    x = 178,970.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.