Home / 239,070.36-358,605.18-72,858.36

Finding the Fourth Proportional to 239,070.36, 358,605.18 and 72,858.36

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Solution

The fourth proportional to 239,070.36, 358,605.18 and 72,858.36 is: 109,287.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,070.36 : 358,605.18 = 72,858.36 : x
  2. Step 2: Convert to fraction form
    239,070.36/358,605.18 = 72,858.36/x
  3. Step 3: Cross multiply
    239,070.36x = 358,605.18 × 72,858.36
  4. Step 4: Simplify right side
    239,070.36x = 26,127,385,302.30
  5. Step 5: Solve for x
    x = 26,127,385,302.30/239,070.36
  6. Step 6: Final answer
    x = 109,287.43

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1.5x scale

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.