Home / 42,271.61-63,409.50-34,862.40

Finding the Fourth Proportional to 42,271.61, 63,409.50 and 34,862.40

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Solution

The fourth proportional to 42,271.61, 63,409.50 and 34,862.40 is: 52,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,271.61 : 63,409.50 = 34,862.40 : x
  2. Step 2: Convert to fraction form
    42,271.61/63,409.50 = 34,862.40/x
  3. Step 3: Cross multiply
    42,271.61x = 63,409.50 × 34,862.40
  4. Step 4: Simplify right side
    42,271.61x = 2,210,607,352.80
  5. Step 5: Solve for x
    x = 2,210,607,352.80/42,271.61
  6. Step 6: Final answer
    x = 52,295.33

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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.