Home / 57,100.52-78,779.58-33,222.08

Finding the Fourth Proportional to 57,100.52, 78,779.58 and 33,222.08

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Solution

The fourth proportional to 57,100.52, 78,779.58 and 33,222.08 is: 45,835.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,100.52 : 78,779.58 = 33,222.08 : x
  2. Step 2: Convert to fraction form
    57,100.52/78,779.58 = 33,222.08/x
  3. Step 3: Cross multiply
    57,100.52x = 78,779.58 × 33,222.08
  4. Step 4: Simplify right side
    57,100.52x = 2,617,221,509.13
  5. Step 5: Solve for x
    x = 2,617,221,509.13/57,100.52
  6. Step 6: Final answer
    x = 45,835.34

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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.