Home / 71,070.85-98,038.95-49,526.47

Finding the Fourth Proportional to 71,070.85, 98,038.95 and 49,526.47

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Solution

The fourth proportional to 71,070.85, 98,038.95 and 49,526.47 is: 68,319.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,070.85 : 98,038.95 = 49,526.47 : x
  2. Step 2: Convert to fraction form
    71,070.85/98,038.95 = 49,526.47/x
  3. Step 3: Cross multiply
    71,070.85x = 98,038.95 × 49,526.47
  4. Step 4: Simplify right side
    71,070.85x = 4,855,523,116.01
  5. Step 5: Solve for x
    x = 4,855,523,116.01/71,070.85
  6. Step 6: Final answer
    x = 68,319.47

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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.