Home / 104,222.07-143,826.95-56,475.50

Finding the Fourth Proportional to 104,222.07, 143,826.95 and 56,475.50

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Solution

The fourth proportional to 104,222.07, 143,826.95 and 56,475.50 is: 77,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,222.07 : 143,826.95 = 56,475.50 : x
  2. Step 2: Convert to fraction form
    104,222.07/143,826.95 = 56,475.50/x
  3. Step 3: Cross multiply
    104,222.07x = 143,826.95 × 56,475.50
  4. Step 4: Simplify right side
    104,222.07x = 8,122,697,913.21
  5. Step 5: Solve for x
    x = 8,122,697,913.21/104,222.07
  6. Step 6: Final answer
    x = 77,936.45

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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.