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Finding the Fourth Proportional to 152,808.53, 228,308.12 and 147,576.13

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Solution

The fourth proportional to 152,808.53, 228,308.12 and 147,576.13 is: 220,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,808.53 : 228,308.12 = 147,576.13 : x
  2. Step 2: Convert to fraction form
    152,808.53/228,308.12 = 147,576.13/x
  3. Step 3: Cross multiply
    152,808.53x = 228,308.12 × 147,576.13
  4. Step 4: Simplify right side
    152,808.53x = 33,692,828,041.94
  5. Step 5: Solve for x
    x = 33,692,828,041.94/152,808.53
  6. Step 6: Final answer
    x = 220,490.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.