Home / 61,639.04-85,070.56-34,792.32

Finding the Fourth Proportional to 61,639.04, 85,070.56 and 34,792.32

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Solution

The fourth proportional to 61,639.04, 85,070.56 and 34,792.32 is: 48,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,639.04 : 85,070.56 = 34,792.32 : x
  2. Step 2: Convert to fraction form
    61,639.04/85,070.56 = 34,792.32/x
  3. Step 3: Cross multiply
    61,639.04x = 85,070.56 × 34,792.32
  4. Step 4: Simplify right side
    61,639.04x = 2,959,802,146.10
  5. Step 5: Solve for x
    x = 2,959,802,146.10/61,639.04
  6. Step 6: Final answer
    x = 48,018.30

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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.