Home / 71,594.18-98,718.45-45,717.87

Finding the Fourth Proportional to 71,594.18, 98,718.45 and 45,717.87

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Solution

The fourth proportional to 71,594.18, 98,718.45 and 45,717.87 is: 63,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,594.18 : 98,718.45 = 45,717.87 : x
  2. Step 2: Convert to fraction form
    71,594.18/98,718.45 = 45,717.87/x
  3. Step 3: Cross multiply
    71,594.18x = 98,718.45 × 45,717.87
  4. Step 4: Simplify right side
    71,594.18x = 4,513,196,907.16
  5. Step 5: Solve for x
    x = 4,513,196,907.16/71,594.18
  6. Step 6: Final answer
    x = 63,038.60

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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.