Home / 157,041.37-235,466.93-70,471.37

Finding the Fourth Proportional to 157,041.37, 235,466.93 and 70,471.37

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Solution

The fourth proportional to 157,041.37, 235,466.93 and 70,471.37 is: 105,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,041.37 : 235,466.93 = 70,471.37 : x
  2. Step 2: Convert to fraction form
    157,041.37/235,466.93 = 70,471.37/x
  3. Step 3: Cross multiply
    157,041.37x = 235,466.93 × 70,471.37
  4. Step 4: Simplify right side
    157,041.37x = 16,593,675,922.19
  5. Step 5: Solve for x
    x = 16,593,675,922.19/157,041.37
  6. Step 6: Final answer
    x = 105,664.36

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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.