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Finding the Fourth Proportional to 152,477.40, 228,674.64 and 63,712.32

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Solution

The fourth proportional to 152,477.40, 228,674.64 and 63,712.32 is: 95,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,477.40 : 228,674.64 = 63,712.32 : x
  2. Step 2: Convert to fraction form
    152,477.40/228,674.64 = 63,712.32/x
  3. Step 3: Cross multiply
    152,477.40x = 228,674.64 × 63,712.32
  4. Step 4: Simplify right side
    152,477.40x = 14,569,391,839.56
  5. Step 5: Solve for x
    x = 14,569,391,839.56/152,477.40
  6. Step 6: Final answer
    x = 95,551.16

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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.