Home / 97,457.85-134,192.03-83,085.62

Finding the Fourth Proportional to 97,457.85, 134,192.03 and 83,085.62

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Solution

The fourth proportional to 97,457.85, 134,192.03 and 83,085.62 is: 114,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,457.85 : 134,192.03 = 83,085.62 : x
  2. Step 2: Convert to fraction form
    97,457.85/134,192.03 = 83,085.62/x
  3. Step 3: Cross multiply
    97,457.85x = 134,192.03 × 83,085.62
  4. Step 4: Simplify right side
    97,457.85x = 11,149,426,925.22
  5. Step 5: Solve for x
    x = 11,149,426,925.22/97,457.85
  6. Step 6: Final answer
    x = 114,402.55

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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.