Home / 97,355.34-134,352.12-57,098.15

Finding the Fourth Proportional to 97,355.34, 134,352.12 and 57,098.15

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Solution

The fourth proportional to 97,355.34, 134,352.12 and 57,098.15 is: 78,796.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,355.34 : 134,352.12 = 57,098.15 : x
  2. Step 2: Convert to fraction form
    97,355.34/134,352.12 = 57,098.15/x
  3. Step 3: Cross multiply
    97,355.34x = 134,352.12 × 57,098.15
  4. Step 4: Simplify right side
    97,355.34x = 7,671,256,828.82
  5. Step 5: Solve for x
    x = 7,671,256,828.82/97,355.34
  6. Step 6: Final answer
    x = 78,796.47

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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.