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Finding the Fourth Proportional to 70,329.95, 97,046.73 and 56,026.20

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Solution

The fourth proportional to 70,329.95, 97,046.73 and 56,026.20 is: 77,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,329.95 : 97,046.73 = 56,026.20 : x
  2. Step 2: Convert to fraction form
    70,329.95/97,046.73 = 56,026.20/x
  3. Step 3: Cross multiply
    70,329.95x = 97,046.73 × 56,026.20
  4. Step 4: Simplify right side
    70,329.95x = 5,437,159,504.33
  5. Step 5: Solve for x
    x = 5,437,159,504.33/70,329.95
  6. Step 6: Final answer
    x = 77,309.31

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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.