Home / 122,001.10-183,001.65-47,124.70

Finding the Fourth Proportional to 122,001.10, 183,001.65 and 47,124.70

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Solution

The fourth proportional to 122,001.10, 183,001.65 and 47,124.70 is: 70,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,001.10 : 183,001.65 = 47,124.70 : x
  2. Step 2: Convert to fraction form
    122,001.10/183,001.65 = 47,124.70/x
  3. Step 3: Cross multiply
    122,001.10x = 183,001.65 × 47,124.70
  4. Step 4: Simplify right side
    122,001.10x = 8,623,897,855.76
  5. Step 5: Solve for x
    x = 8,623,897,855.76/122,001.10
  6. Step 6: Final answer
    x = 70,687.05

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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.