Home / 104,509.13-144,222.86-61,490.23

Finding the Fourth Proportional to 104,509.13, 144,222.86 and 61,490.23

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Solution

The fourth proportional to 104,509.13, 144,222.86 and 61,490.23 is: 84,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,509.13 : 144,222.86 = 61,490.23 : x
  2. Step 2: Convert to fraction form
    104,509.13/144,222.86 = 61,490.23/x
  3. Step 3: Cross multiply
    104,509.13x = 144,222.86 × 61,490.23
  4. Step 4: Simplify right side
    104,509.13x = 8,868,296,625.83
  5. Step 5: Solve for x
    x = 8,868,296,625.83/104,509.13
  6. Step 6: Final answer
    x = 84,856.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.