Home / 122,032.48-168,502.80-98,082.40

Finding the Fourth Proportional to 122,032.48, 168,502.80 and 98,082.40

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Solution

The fourth proportional to 122,032.48, 168,502.80 and 98,082.40 is: 135,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,032.48 : 168,502.80 = 98,082.40 : x
  2. Step 2: Convert to fraction form
    122,032.48/168,502.80 = 98,082.40/x
  3. Step 3: Cross multiply
    122,032.48x = 168,502.80 × 98,082.40
  4. Step 4: Simplify right side
    122,032.48x = 16,527,159,030.72
  5. Step 5: Solve for x
    x = 16,527,159,030.72/122,032.48
  6. Step 6: Final answer
    x = 135,432.46

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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.