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Finding the Fourth Proportional to 152,927.40, 228,953.70 and 152,927.40

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Solution

The fourth proportional to 152,927.40, 228,953.70 and 152,927.40 is: 228,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,927.40 : 228,953.70 = 152,927.40 : x
  2. Step 2: Convert to fraction form
    152,927.40/228,953.70 = 152,927.40/x
  3. Step 3: Cross multiply
    152,927.40x = 228,953.70 × 152,927.40
  4. Step 4: Simplify right side
    152,927.40x = 35,013,294,061.38
  5. Step 5: Solve for x
    x = 35,013,294,061.38/152,927.40
  6. Step 6: Final answer
    x = 228,953.70

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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.