Home / 64,019.04-88,280.73-42,501.21

Finding the Fourth Proportional to 64,019.04, 88,280.73 and 42,501.21

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Solution

The fourth proportional to 64,019.04, 88,280.73 and 42,501.21 is: 58,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,019.04 : 88,280.73 = 42,501.21 : x
  2. Step 2: Convert to fraction form
    64,019.04/88,280.73 = 42,501.21/x
  3. Step 3: Cross multiply
    64,019.04x = 88,280.73 × 42,501.21
  4. Step 4: Simplify right side
    64,019.04x = 3,752,037,844.68
  5. Step 5: Solve for x
    x = 3,752,037,844.68/64,019.04
  6. Step 6: Final answer
    x = 58,608.16

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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.