Home / 92,150.52-127,285.08-70,508.40

Finding the Fourth Proportional to 92,150.52, 127,285.08 and 70,508.40

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Solution

The fourth proportional to 92,150.52, 127,285.08 and 70,508.40 is: 97,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,150.52 : 127,285.08 = 70,508.40 : x
  2. Step 2: Convert to fraction form
    92,150.52/127,285.08 = 70,508.40/x
  3. Step 3: Cross multiply
    92,150.52x = 127,285.08 × 70,508.40
  4. Step 4: Simplify right side
    92,150.52x = 8,974,667,334.67
  5. Step 5: Solve for x
    x = 8,974,667,334.67/92,150.52
  6. Step 6: Final answer
    x = 97,391.39

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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.