Home / 107,292.84-148,017.84-64,826.76

Finding the Fourth Proportional to 107,292.84, 148,017.84 and 64,826.76

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Solution

The fourth proportional to 107,292.84, 148,017.84 and 64,826.76 is: 89,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,292.84 : 148,017.84 = 64,826.76 : x
  2. Step 2: Convert to fraction form
    107,292.84/148,017.84 = 64,826.76/x
  3. Step 3: Cross multiply
    107,292.84x = 148,017.84 × 64,826.76
  4. Step 4: Simplify right side
    107,292.84x = 9,595,516,989.40
  5. Step 5: Solve for x
    x = 9,595,516,989.40/107,292.84
  6. Step 6: Final answer
    x = 89,432.97

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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.