Home / 239,555.04-330,567.60-132,129.12

Finding the Fourth Proportional to 239,555.04, 330,567.60 and 132,129.12

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Solution

The fourth proportional to 239,555.04, 330,567.60 and 132,129.12 is: 182,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,555.04 : 330,567.60 = 132,129.12 : x
  2. Step 2: Convert to fraction form
    239,555.04/330,567.60 = 132,129.12/x
  3. Step 3: Cross multiply
    239,555.04x = 330,567.60 × 132,129.12
  4. Step 4: Simplify right side
    239,555.04x = 43,677,606,088.51
  5. Step 5: Solve for x
    x = 43,677,606,088.51/239,555.04
  6. Step 6: Final answer
    x = 182,328.06

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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.