Home / 94,659.84-130,685.76-62,872.32

Finding the Fourth Proportional to 94,659.84, 130,685.76 and 62,872.32

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Solution

The fourth proportional to 94,659.84, 130,685.76 and 62,872.32 is: 86,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,659.84 : 130,685.76 = 62,872.32 : x
  2. Step 2: Convert to fraction form
    94,659.84/130,685.76 = 62,872.32/x
  3. Step 3: Cross multiply
    94,659.84x = 130,685.76 × 62,872.32
  4. Step 4: Simplify right side
    94,659.84x = 8,216,516,922.16
  5. Step 5: Solve for x
    x = 8,216,516,922.16/94,659.84
  6. Step 6: Final answer
    x = 86,800.45

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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.