Home / 152,001.80-228,002.70-73,075.40

Finding the Fourth Proportional to 152,001.80, 228,002.70 and 73,075.40

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Solution

The fourth proportional to 152,001.80, 228,002.70 and 73,075.40 is: 109,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,001.80 : 228,002.70 = 73,075.40 : x
  2. Step 2: Convert to fraction form
    152,001.80/228,002.70 = 73,075.40/x
  3. Step 3: Cross multiply
    152,001.80x = 228,002.70 × 73,075.40
  4. Step 4: Simplify right side
    152,001.80x = 16,661,388,503.58
  5. Step 5: Solve for x
    x = 16,661,388,503.58/152,001.80
  6. Step 6: Final answer
    x = 109,613.10

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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.