Home / 152,148.40-228,222.60-99,004.30

Finding the Fourth Proportional to 152,148.40, 228,222.60 and 99,004.30

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Solution

The fourth proportional to 152,148.40, 228,222.60 and 99,004.30 is: 148,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,148.40 : 228,222.60 = 99,004.30 : x
  2. Step 2: Convert to fraction form
    152,148.40/228,222.60 = 99,004.30/x
  3. Step 3: Cross multiply
    152,148.40x = 228,222.60 × 99,004.30
  4. Step 4: Simplify right side
    152,148.40x = 22,595,018,757.18
  5. Step 5: Solve for x
    x = 22,595,018,757.18/152,148.40
  6. Step 6: Final answer
    x = 148,506.45

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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.