Home / 213,342.64-294,400.62-127,398.60

Finding the Fourth Proportional to 213,342.64, 294,400.62 and 127,398.60

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Solution

The fourth proportional to 213,342.64, 294,400.62 and 127,398.60 is: 175,802.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,342.64 : 294,400.62 = 127,398.60 : x
  2. Step 2: Convert to fraction form
    213,342.64/294,400.62 = 127,398.60/x
  3. Step 3: Cross multiply
    213,342.64x = 294,400.62 × 127,398.60
  4. Step 4: Simplify right side
    213,342.64x = 37,506,226,827.13
  5. Step 5: Solve for x
    x = 37,506,226,827.13/213,342.64
  6. Step 6: Final answer
    x = 175,802.77

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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.