Home / 152,314.55-228,507.47-47,127.95

Finding the Fourth Proportional to 152,314.55, 228,507.47 and 47,127.95

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Solution

The fourth proportional to 152,314.55, 228,507.47 and 47,127.95 is: 70,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,314.55 : 228,507.47 = 47,127.95 : x
  2. Step 2: Convert to fraction form
    152,314.55/228,507.47 = 47,127.95/x
  3. Step 3: Cross multiply
    152,314.55x = 228,507.47 × 47,127.95
  4. Step 4: Simplify right side
    152,314.55x = 10,769,087,242.61
  5. Step 5: Solve for x
    x = 10,769,087,242.61/152,314.55
  6. Step 6: Final answer
    x = 70,702.95

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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.