Home / 99,235.27-148,853.40-49,303.63

Finding the Fourth Proportional to 99,235.27, 148,853.40 and 49,303.63

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Solution

The fourth proportional to 99,235.27, 148,853.40 and 49,303.63 is: 73,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,235.27 : 148,853.40 = 49,303.63 : x
  2. Step 2: Convert to fraction form
    99,235.27/148,853.40 = 49,303.63/x
  3. Step 3: Cross multiply
    99,235.27x = 148,853.40 × 49,303.63
  4. Step 4: Simplify right side
    99,235.27x = 7,339,012,957.84
  5. Step 5: Solve for x
    x = 7,339,012,957.84/99,235.27
  6. Step 6: Final answer
    x = 73,955.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.