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Finding the Fourth Proportional to 134,490.92, 201,642.96 and 59,570.24

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Solution

The fourth proportional to 134,490.92, 201,642.96 and 59,570.24 is: 89,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,490.92 : 201,642.96 = 59,570.24 : x
  2. Step 2: Convert to fraction form
    134,490.92/201,642.96 = 59,570.24/x
  3. Step 3: Cross multiply
    134,490.92x = 201,642.96 × 59,570.24
  4. Step 4: Simplify right side
    134,490.92x = 12,011,919,521.51
  5. Step 5: Solve for x
    x = 12,011,919,521.51/134,490.92
  6. Step 6: Final answer
    x = 89,313.98

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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.