Home / 157,201.40-235,802.10-52,006.70

Finding the Fourth Proportional to 157,201.40, 235,802.10 and 52,006.70

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Solution

The fourth proportional to 157,201.40, 235,802.10 and 52,006.70 is: 78,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,201.40 : 235,802.10 = 52,006.70 : x
  2. Step 2: Convert to fraction form
    157,201.40/235,802.10 = 52,006.70/x
  3. Step 3: Cross multiply
    157,201.40x = 235,802.10 × 52,006.70
  4. Step 4: Simplify right side
    157,201.40x = 12,263,289,074.07
  5. Step 5: Solve for x
    x = 12,263,289,074.07/157,201.40
  6. Step 6: Final answer
    x = 78,010.05

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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.