Home / 61,088.36-91,576.15-42,377.22

Finding the Fourth Proportional to 61,088.36, 91,576.15 and 42,377.22

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Solution

The fourth proportional to 61,088.36, 91,576.15 and 42,377.22 is: 63,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,088.36 : 91,576.15 = 42,377.22 : x
  2. Step 2: Convert to fraction form
    61,088.36/91,576.15 = 42,377.22/x
  3. Step 3: Cross multiply
    61,088.36x = 91,576.15 × 42,377.22
  4. Step 4: Simplify right side
    61,088.36x = 3,880,742,549.36
  5. Step 5: Solve for x
    x = 3,880,742,549.36/61,088.36
  6. Step 6: Final answer
    x = 63,526.72

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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.