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Finding the Fourth Proportional to 124,302.84, 171,532.04 and 70,580.84

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Solution

The fourth proportional to 124,302.84, 171,532.04 and 70,580.84 is: 97,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,302.84 : 171,532.04 = 70,580.84 : x
  2. Step 2: Convert to fraction form
    124,302.84/171,532.04 = 70,580.84/x
  3. Step 3: Cross multiply
    124,302.84x = 171,532.04 × 70,580.84
  4. Step 4: Simplify right side
    124,302.84x = 12,106,875,470.11
  5. Step 5: Solve for x
    x = 12,106,875,470.11/124,302.84
  6. Step 6: Final answer
    x = 97,398.22

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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.