Home / 57,159.04-78,900.16-46,530.22

Finding the Fourth Proportional to 57,159.04, 78,900.16 and 46,530.22

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Solution

The fourth proportional to 57,159.04, 78,900.16 and 46,530.22 is: 64,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.04 : 78,900.16 = 46,530.22 : x
  2. Step 2: Convert to fraction form
    57,159.04/78,900.16 = 46,530.22/x
  3. Step 3: Cross multiply
    57,159.04x = 78,900.16 × 46,530.22
  4. Step 4: Simplify right side
    57,159.04x = 3,671,241,802.84
  5. Step 5: Solve for x
    x = 3,671,241,802.84/57,159.04
  6. Step 6: Final answer
    x = 64,228.54

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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.