Home / 97,562.10-134,746.74-65,675.64

Finding the Fourth Proportional to 97,562.10, 134,746.74 and 65,675.64

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Solution

The fourth proportional to 97,562.10, 134,746.74 and 65,675.64 is: 90,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,562.10 : 134,746.74 = 65,675.64 : x
  2. Step 2: Convert to fraction form
    97,562.10/134,746.74 = 65,675.64/x
  3. Step 3: Cross multiply
    97,562.10x = 134,746.74 × 65,675.64
  4. Step 4: Simplify right side
    97,562.10x = 8,849,578,387.41
  5. Step 5: Solve for x
    x = 8,849,578,387.41/97,562.10
  6. Step 6: Final answer
    x = 90,707.13

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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.