Home / 71,252.34-98,312.31-42,564.30

Finding the Fourth Proportional to 71,252.34, 98,312.31 and 42,564.30

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Solution

The fourth proportional to 71,252.34, 98,312.31 and 42,564.30 is: 58,729.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,252.34 : 98,312.31 = 42,564.30 : x
  2. Step 2: Convert to fraction form
    71,252.34/98,312.31 = 42,564.30/x
  3. Step 3: Cross multiply
    71,252.34x = 98,312.31 × 42,564.30
  4. Step 4: Simplify right side
    71,252.34x = 4,184,594,656.53
  5. Step 5: Solve for x
    x = 4,184,594,656.53/71,252.34
  6. Step 6: Final answer
    x = 58,729.22

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1.5x scale

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.