Home / 97,660.45-134,781.47-59,422.74

Finding the Fourth Proportional to 97,660.45, 134,781.47 and 59,422.74

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Solution

The fourth proportional to 97,660.45, 134,781.47 and 59,422.74 is: 82,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,660.45 : 134,781.47 = 59,422.74 : x
  2. Step 2: Convert to fraction form
    97,660.45/134,781.47 = 59,422.74/x
  3. Step 3: Cross multiply
    97,660.45x = 134,781.47 × 59,422.74
  4. Step 4: Simplify right side
    97,660.45x = 8,009,084,248.63
  5. Step 5: Solve for x
    x = 8,009,084,248.63/97,660.45
  6. Step 6: Final answer
    x = 82,009.50

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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.