Home / 152,148.20-228,222.30-99,271.40

Finding the Fourth Proportional to 152,148.20, 228,222.30 and 99,271.40

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Solution

The fourth proportional to 152,148.20, 228,222.30 and 99,271.40 is: 148,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,148.20 : 228,222.30 = 99,271.40 : x
  2. Step 2: Convert to fraction form
    152,148.20/228,222.30 = 99,271.40/x
  3. Step 3: Cross multiply
    152,148.20x = 228,222.30 × 99,271.40
  4. Step 4: Simplify right side
    152,148.20x = 22,655,947,232.22
  5. Step 5: Solve for x
    x = 22,655,947,232.22/152,148.20
  6. Step 6: Final answer
    x = 148,907.10

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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.