Home / 212,927.76-293,838.08-117,432.41

Finding the Fourth Proportional to 212,927.76, 293,838.08 and 117,432.41

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Solution

The fourth proportional to 212,927.76, 293,838.08 and 117,432.41 is: 162,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,927.76 : 293,838.08 = 117,432.41 : x
  2. Step 2: Convert to fraction form
    212,927.76/293,838.08 = 117,432.41/x
  3. Step 3: Cross multiply
    212,927.76x = 293,838.08 × 117,432.41
  4. Step 4: Simplify right side
    212,927.76x = 34,506,111,827.82
  5. Step 5: Solve for x
    x = 34,506,111,827.82/212,927.76
  6. Step 6: Final answer
    x = 162,055.49

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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.