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Finding the Fourth Proportional to 93,223.64, 128,655.90 and 52,950.06

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Solution

The fourth proportional to 93,223.64, 128,655.90 and 52,950.06 is: 73,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,223.64 : 128,655.90 = 52,950.06 : x
  2. Step 2: Convert to fraction form
    93,223.64/128,655.90 = 52,950.06/x
  3. Step 3: Cross multiply
    93,223.64x = 128,655.90 × 52,950.06
  4. Step 4: Simplify right side
    93,223.64x = 6,812,337,624.35
  5. Step 5: Solve for x
    x = 6,812,337,624.35/93,223.64
  6. Step 6: Final answer
    x = 73,075.22

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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.