Home / 141,846.84-195,746.08-77,316.72

Finding the Fourth Proportional to 141,846.84, 195,746.08 and 77,316.72

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Solution

The fourth proportional to 141,846.84, 195,746.08 and 77,316.72 is: 106,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,846.84 : 195,746.08 = 77,316.72 : x
  2. Step 2: Convert to fraction form
    141,846.84/195,746.08 = 77,316.72/x
  3. Step 3: Cross multiply
    141,846.84x = 195,746.08 × 77,316.72
  4. Step 4: Simplify right side
    141,846.84x = 15,134,444,858.46
  5. Step 5: Solve for x
    x = 15,134,444,858.46/141,846.84
  6. Step 6: Final answer
    x = 106,695.68

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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.