Home / 145,256.04-200,477.30-84,826.19

Finding the Fourth Proportional to 145,256.04, 200,477.30 and 84,826.19

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Solution

The fourth proportional to 145,256.04, 200,477.30 and 84,826.19 is: 117,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,256.04 : 200,477.30 = 84,826.19 : x
  2. Step 2: Convert to fraction form
    145,256.04/200,477.30 = 84,826.19/x
  3. Step 3: Cross multiply
    145,256.04x = 200,477.30 × 84,826.19
  4. Step 4: Simplify right side
    145,256.04x = 17,005,725,617.55
  5. Step 5: Solve for x
    x = 17,005,725,617.55/145,256.04
  6. Step 6: Final answer
    x = 117,074.14

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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.