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Finding the Fourth Proportional to 93,329.88, 128,798.24 and 52,501.08

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Solution

The fourth proportional to 93,329.88, 128,798.24 and 52,501.08 is: 72,453.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,329.88 : 128,798.24 = 52,501.08 : x
  2. Step 2: Convert to fraction form
    93,329.88/128,798.24 = 52,501.08/x
  3. Step 3: Cross multiply
    93,329.88x = 128,798.24 × 52,501.08
  4. Step 4: Simplify right side
    93,329.88x = 6,762,046,702.10
  5. Step 5: Solve for x
    x = 6,762,046,702.10/93,329.88
  6. Step 6: Final answer
    x = 72,453.18

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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.