Home / 97,068.59-145,451.39-61,454.51

Finding the Fourth Proportional to 97,068.59, 145,451.39 and 61,454.51

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Solution

The fourth proportional to 97,068.59, 145,451.39 and 61,454.51 is: 92,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,068.59 : 145,451.39 = 61,454.51 : x
  2. Step 2: Convert to fraction form
    97,068.59/145,451.39 = 61,454.51/x
  3. Step 3: Cross multiply
    97,068.59x = 145,451.39 × 61,454.51
  4. Step 4: Simplify right side
    97,068.59x = 8,938,642,866.74
  5. Step 5: Solve for x
    x = 8,938,642,866.74/97,068.59
  6. Step 6: Final answer
    x = 92,085.85

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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.