Home / 70,633.06-97,501.39-42,333.28

Finding the Fourth Proportional to 70,633.06, 97,501.39 and 42,333.28

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Solution

The fourth proportional to 70,633.06, 97,501.39 and 42,333.28 is: 58,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,633.06 : 97,501.39 = 42,333.28 : x
  2. Step 2: Convert to fraction form
    70,633.06/97,501.39 = 42,333.28/x
  3. Step 3: Cross multiply
    70,633.06x = 97,501.39 × 42,333.28
  4. Step 4: Simplify right side
    70,633.06x = 4,127,553,643.26
  5. Step 5: Solve for x
    x = 4,127,553,643.26/70,633.06
  6. Step 6: Final answer
    x = 58,436.57

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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.