Home / 92,763.19-128,013.23-52,476.10

Finding the Fourth Proportional to 92,763.19, 128,013.23 and 52,476.10

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Solution

The fourth proportional to 92,763.19, 128,013.23 and 52,476.10 is: 72,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,763.19 : 128,013.23 = 52,476.10 : x
  2. Step 2: Convert to fraction form
    92,763.19/128,013.23 = 52,476.10/x
  3. Step 3: Cross multiply
    92,763.19x = 128,013.23 × 52,476.10
  4. Step 4: Simplify right side
    92,763.19x = 6,717,635,058.80
  5. Step 5: Solve for x
    x = 6,717,635,058.80/92,763.19
  6. Step 6: Final answer
    x = 72,417.03

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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.