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Finding the Fourth Proportional to 93,492.24, 129,024.54 and 51,054.72

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Solution

The fourth proportional to 93,492.24, 129,024.54 and 51,054.72 is: 70,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,492.24 : 129,024.54 = 51,054.72 : x
  2. Step 2: Convert to fraction form
    93,492.24/129,024.54 = 51,054.72/x
  3. Step 3: Cross multiply
    93,492.24x = 129,024.54 × 51,054.72
  4. Step 4: Simplify right side
    93,492.24x = 6,587,311,762.83
  5. Step 5: Solve for x
    x = 6,587,311,762.83/93,492.24
  6. Step 6: Final answer
    x = 70,458.38

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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.