Home / 212,275.41-293,061.42-140,752.64

Finding the Fourth Proportional to 212,275.41, 293,061.42 and 140,752.64

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Solution

The fourth proportional to 212,275.41, 293,061.42 and 140,752.64 is: 194,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,275.41 : 293,061.42 = 140,752.64 : x
  2. Step 2: Convert to fraction form
    212,275.41/293,061.42 = 140,752.64/x
  3. Step 3: Cross multiply
    212,275.41x = 293,061.42 × 140,752.64
  4. Step 4: Simplify right side
    212,275.41x = 41,249,167,081.84
  5. Step 5: Solve for x
    x = 41,249,167,081.84/212,275.41
  6. Step 6: Final answer
    x = 194,319.10

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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.