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Finding the Fourth Proportional to 224,931.52, 310,405.20 and 124,329.52

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Solution

The fourth proportional to 224,931.52, 310,405.20 and 124,329.52 is: 171,574.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,931.52 : 310,405.20 = 124,329.52 : x
  2. Step 2: Convert to fraction form
    224,931.52/310,405.20 = 124,329.52/x
  3. Step 3: Cross multiply
    224,931.52x = 310,405.20 × 124,329.52
  4. Step 4: Simplify right side
    224,931.52x = 38,592,529,521.50
  5. Step 5: Solve for x
    x = 38,592,529,521.50/224,931.52
  6. Step 6: Final answer
    x = 171,574.57

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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.