Home / 124,526.16-171,850.92-70,816.08

Finding the Fourth Proportional to 124,526.16, 171,850.92 and 70,816.08

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Solution

The fourth proportional to 124,526.16, 171,850.92 and 70,816.08 is: 97,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526.16 : 171,850.92 = 70,816.08 : x
  2. Step 2: Convert to fraction form
    124,526.16/171,850.92 = 70,816.08/x
  3. Step 3: Cross multiply
    124,526.16x = 171,850.92 × 70,816.08
  4. Step 4: Simplify right side
    124,526.16x = 12,169,808,498.79
  5. Step 5: Solve for x
    x = 12,169,808,498.79/124,526.16
  6. Step 6: Final answer
    x = 97,728.93

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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.