Home / 115,071.09-172,495.05-58,937.68

Finding the Fourth Proportional to 115,071.09, 172,495.05 and 58,937.68

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Solution

The fourth proportional to 115,071.09, 172,495.05 and 58,937.68 is: 88,349.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,071.09 : 172,495.05 = 58,937.68 : x
  2. Step 2: Convert to fraction form
    115,071.09/172,495.05 = 58,937.68/x
  3. Step 3: Cross multiply
    115,071.09x = 172,495.05 × 58,937.68
  4. Step 4: Simplify right side
    115,071.09x = 10,166,458,058.48
  5. Step 5: Solve for x
    x = 10,166,458,058.48/115,071.09
  6. Step 6: Final answer
    x = 88,349.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.