Home / 146,461.04-202,038.28-89,117.84

Finding the Fourth Proportional to 146,461.04, 202,038.28 and 89,117.84

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Solution

The fourth proportional to 146,461.04, 202,038.28 and 89,117.84 is: 122,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,461.04 : 202,038.28 = 89,117.84 : x
  2. Step 2: Convert to fraction form
    146,461.04/202,038.28 = 89,117.84/x
  3. Step 3: Cross multiply
    146,461.04x = 202,038.28 × 89,117.84
  4. Step 4: Simplify right side
    146,461.04x = 18,005,215,110.92
  5. Step 5: Solve for x
    x = 18,005,215,110.92/146,461.04
  6. Step 6: Final answer
    x = 122,935.19

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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.