Home / 113,389.17-170,070.53-42,314.26

Finding the Fourth Proportional to 113,389.17, 170,070.53 and 42,314.26

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Solution

The fourth proportional to 113,389.17, 170,070.53 and 42,314.26 is: 63,466.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,389.17 : 170,070.53 = 42,314.26 : x
  2. Step 2: Convert to fraction form
    113,389.17/170,070.53 = 42,314.26/x
  3. Step 3: Cross multiply
    113,389.17x = 170,070.53 × 42,314.26
  4. Step 4: Simplify right side
    113,389.17x = 7,196,407,774.41
  5. Step 5: Solve for x
    x = 7,196,407,774.41/113,389.17
  6. Step 6: Final answer
    x = 63,466.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.