Home / 152,147.02-228,332.55-72,185.14

Finding the Fourth Proportional to 152,147.02, 228,332.55 and 72,185.14

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Solution

The fourth proportional to 152,147.02, 228,332.55 and 72,185.14 is: 108,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,147.02 : 228,332.55 = 72,185.14 : x
  2. Step 2: Convert to fraction form
    152,147.02/228,332.55 = 72,185.14/x
  3. Step 3: Cross multiply
    152,147.02x = 228,332.55 × 72,185.14
  4. Step 4: Simplify right side
    152,147.02x = 16,482,217,088.31
  5. Step 5: Solve for x
    x = 16,482,217,088.31/152,147.02
  6. Step 6: Final answer
    x = 108,330.86

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1.5x scale

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.